1241339256 has 96 divisors (see below), whose sum is σ = 3638194560. Its totient is φ = 395775072.

The previous prime is 1241339251. The next prime is 1241339261. The reversal of 1241339256 is 6529331421.

It is an interprime number because it is at equal distance from previous prime (1241339251) and next prime (1241339261).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1241339256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241339251) 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, 30831 + ... + 58593.

It is an arithmetic number, because the mean of its divisors is an integer number (37897860).

Almost surely, 2^1241339256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1241339256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1819097280).

1241339256 is an abundant number, since it is smaller than the sum of its proper divisors (2396855304).

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

1241339256 is a wasteful number, since it uses less digits than its factorization.

1241339256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27807 (or 27791 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 1241339256 is about 35232.6447488689. The cubic root of 1241339256 is about 1074.7237093451.

The spelling of 1241339256 in words is "one billion, two hundred forty-one million, three hundred thirty-nine thousand, two hundred fifty-six".