1013251040 has 48 divisors (see below), whose sum is σ = 2452206960. Its totient is φ = 395412480.

The previous prime is 1013251037. The next prime is 1013251049. The reversal of 1013251040 is 401523101.

It is a super-2 number, since 2×1013251040² = 2053355340122163200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013251049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70670 + ... + 83789.

It is an arithmetic number, because the mean of its divisors is an integer number (51087645).

Almost surely, 2^1013251040 is an apocalyptic number.

1013251040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013251040 is an abundant number, since it is smaller than the sum of its proper divisors (1438955920).

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

1013251040 is a wasteful number, since it uses less digits than its factorization.

1013251040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154515 (or 154507 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1013251040 is about 31831.6044207640. The cubic root of 1013251040 is about 1004.3976456965.

Adding to 1013251040 its reverse (401523101), we get a palindrome (1414774141).

The spelling of 1013251040 in words is "one billion, thirteen million, two hundred fifty-one thousand, forty".