1040151556 has 12 divisors (see below), whose sum is σ = 1878983680. Its totient is φ = 503299080.

The previous prime is 1040151551. The next prime is 1040151569. The reversal of 1040151556 is 6551510401.

It is a happy number.

It is a super-2 number, since 2×1040151556² = 2163830518898442272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1040151551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4194036 + ... + 4194283.

Almost surely, 2^1040151556 is an apocalyptic number.

It is an amenable number.

1040151556 is a deficient number, since it is larger than the sum of its proper divisors (838832124).

1040151556 is a wasteful number, since it uses less digits than its factorization.

1040151556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8388354 (or 8388352 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 1040151556 is about 32251.3806836235. The cubic root of 1040151556 is about 1013.2086162972.

Adding to 1040151556 its reverse (6551510401), we get a palindrome (7591661957).

The spelling of 1040151556 in words is "one billion, forty million, one hundred fifty-one thousand, five hundred fifty-six".