1054315251 has 32 divisors (see below), whose sum is σ = 1707018240. Its totient is φ = 637826400.

The previous prime is 1054315169. The next prime is 1054315261. The reversal of 1054315251 is 1525134501.

1054315251 is a `hidden beast` number, since 105 + 4 + 31 + 525 + 1 = 666.

It is not a de Polignac number, because 1054315251 - 2¹⁷ = 1054184179 is a prime.

It is a super-2 number, since 2×1054315251² = 2223161296982386002, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1054315261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179166 + ... + 184956.

It is an arithmetic number, because the mean of its divisors is an integer number (53344320).

Almost surely, 2^1054315251 is an apocalyptic number.

1054315251 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1054315251 is a deficient number, since it is larger than the sum of its proper divisors (652702989).

1054315251 is a wasteful number, since it uses less digits than its factorization.

1054315251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6424 (or 6418 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1054315251 is about 32470.2209878529. The cubic root of 1054315251 is about 1017.7868363690.

Adding to 1054315251 its reverse (1525134501), we get a palindrome (2579449752).

The spelling of 1054315251 in words is "one billion, fifty-four million, three hundred fifteen thousand, two hundred fifty-one".