1040020152 has 32 divisors (see below), whose sum is σ = 2752995600. Its totient is φ = 326280704.

The previous prime is 1040020151. The next prime is 1040020159. The reversal of 1040020152 is 2510200401.

It is a super-2 number, since 2×1040020152² = 2163283833132206208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040020151) 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, 1274127 + ... + 1274942.

Almost surely, 2^1040020152 is an apocalyptic number.

1040020152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1040020152 is an abundant number, since it is smaller than the sum of its proper divisors (1712975448).

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

1040020152 is a wasteful number, since it uses less digits than its factorization.

1040020152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2549095 (or 2549091 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1040020152 is about 32249.3434351771. The cubic root of 1040020152 is about 1013.1659477485.

Adding to 1040020152 its reverse (2510200401), we get a palindrome (3550220553).

The spelling of 1040020152 in words is "one billion, forty million, twenty thousand, one hundred fifty-two".