1013210451 has 20 divisors (see below), whose sum is σ = 1651159224. Its totient is φ = 614066400.

The previous prime is 1013210447. The next prime is 1013210477. The reversal of 1013210451 is 1540123101.

1013210451 is a `hidden beast` number, since 1 + 0 + 1 + 3 + 210 + 451 = 666.

It is not a de Polignac number, because 1013210451 - 2² = 1013210447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1013210431) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 567690 + ... + 569471.

Almost surely, 2^1013210451 is an apocalyptic number.

1013210451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1013210451 is a deficient number, since it is larger than the sum of its proper divisors (637948773).

1013210451 is a wasteful number, since it uses less digits than its factorization.

1013210451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137184 (or 1137175 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1013210451 is about 31830.9668561921. The cubic root of 1013210451 is about 1004.3842340678.

Adding to 1013210451 its reverse (1540123101), we get a palindrome (2553333552).

The spelling of 1013210451 in words is "one billion, thirteen million, two hundred ten thousand, four hundred fifty-one".