1151001340 has 24 divisors (see below), whose sum is σ = 2421245232. Its totient is φ = 459611520.

The previous prime is 1151001307. The next prime is 1151001347. The reversal of 1151001340 is 431001511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151001347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37281 + ... + 60760.

It is an arithmetic number, because the mean of its divisors is an integer number (100885218).

Almost surely, 2^1151001340 is an apocalyptic number.

1151001340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1151001340 is an abundant number, since it is smaller than the sum of its proper divisors (1270243892).

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

1151001340 is a wasteful number, since it uses less digits than its factorization.

1151001340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98637 (or 98635 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1151001340 is about 33926.4106560066. The cubic root of 1151001340 is about 1047.9935500157.

Adding to 1151001340 its reverse (431001511), we get a palindrome (1582002851).

The spelling of 1151001340 in words is "one billion, one hundred fifty-one million, one thousand, three hundred forty".