1156148336 has 120 divisors (see below), whose sum is σ = 2719625040. Its totient is φ = 474163200.

The previous prime is 1156148333. The next prime is 1156148339. The reversal of 1156148336 is 6338416511.

It is an interprime number because it is at equal distance from previous prime (1156148333) and next prime (1156148339).

It is a self number, because there is not a number n which added to its sum of digits gives 1156148336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156148333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4797176 + ... + 4797416.

It is an arithmetic number, because the mean of its divisors is an integer number (22663542).

Almost surely, 2^1156148336 is an apocalyptic number.

1156148336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1156148336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1359812520).

1156148336 is an abundant number, since it is smaller than the sum of its proper divisors (1563476704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1156148336 is a wasteful number, since it uses less digits than its factorization.

1156148336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 490 counting only the distinct ones).

The product of its digits is 51840, while the sum is 38.

The square root of 1156148336 is about 34002.1813417904. The cubic root of 1156148336 is about 1049.5533507719.

The spelling of 1156148336 in words is "one billion, one hundred fifty-six million, one hundred forty-eight thousand, three hundred thirty-six".