1013150520 has 96 divisors (see below), whose sum is σ = 3369366000. Its totient is φ = 263886336.

The previous prime is 1013150519. The next prime is 1013150521. The reversal of 1013150520 is 250513101.

1013150520 is a `hidden beast` number, since 10 + 131 + 5 + 0 + 520 = 666.

It is an interprime number because it is at equal distance from previous prime (1013150519) and next prime (1013150521).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1013150493 and 1013150502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013150521) 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, 17245 + ... + 48204.

Almost surely, 2^1013150520 is an apocalyptic number.

1013150520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013150520 is an abundant number, since it is smaller than the sum of its proper divisors (2356215480).

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

1013150520 is a wasteful number, since it uses less digits than its factorization.

1013150520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65509 (or 65502 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 1013150520 is about 31830.0254476807. The cubic root of 1013150520 is about 1004.3644306997.

Adding to 1013150520 its reverse (250513101), we get a palindrome (1263663621).

The spelling of 1013150520 in words is "one billion, thirteen million, one hundred fifty thousand, five hundred twenty".