1054316605251 has 32 divisors (see below), whose sum is σ = 1734175070208. Its totient is φ = 554832673920.

The previous prime is 1054316605249. The next prime is 1054316605301. The reversal of 1054316605251 is 1525066134501.

It is not a de Polignac number, because 1054316605251 - 2¹ = 1054316605249 is a prime.

It is a super-2 number, since 2×1054316605251² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (1054316605751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4362576 + ... + 4597901.

It is an arithmetic number, because the mean of its divisors is an integer number (54192970944).

Almost surely, 2^{1054316605251} is an apocalyptic number.

1054316605251 is a deficient number, since it is larger than the sum of its proper divisors (679858464957).

1054316605251 is a wasteful number, since it uses less digits than its factorization.

1054316605251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8960931.

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 1054316605251 in words is "one trillion, fifty-four billion, three hundred sixteen million, six hundred five thousand, two hundred fifty-one".