1251110453130 has 64 divisors (see below), whose sum is σ = 3337096279680. Its totient is φ = 333549280512.

The previous prime is 1251110453101. The next prime is 1251110453167. The reversal of 1251110453130 is 313540111521.

1251110453130 is a `hidden beast` number, since 1 + 2 + 511 + 10 + 4 + 5 + 3 + 130 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 1251110453094 and 1251110453103.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 573117 + ... + 1682463.

It is an arithmetic number, because the mean of its divisors is an integer number (52142129370).

Almost surely, 2^{1251110453130} is an apocalyptic number.

1251110453130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1251110453130 is an abundant number, since it is smaller than the sum of its proper divisors (2085985826550).

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

1251110453130 is a wasteful number, since it uses less digits than its factorization.

1251110453130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113540 (or 1113534 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 1251110453130 its reverse (313540111521), we get a palindrome (1564650564651).

The spelling of 1251110453130 in words is "one trillion, two hundred fifty-one billion, one hundred ten million, four hundred fifty-three thousand, one hundred thirty".