1251141651214 has 128 divisors (see below), whose sum is σ = 2426228985600. Its totient is φ = 480468215808.

The previous prime is 1251141651173. The next prime is 1251141651233. The reversal of 1251141651214 is 4121561411521.

It is a self number, because there is not a number n which added to its sum of digits gives 1251141651214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 150790314 + ... + 150798610.

It is an arithmetic number, because the mean of its divisors is an integer number (18954913950).

Almost surely, 2^{1251141651214} is an apocalyptic number.

1251141651214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1251141651214 is a deficient number, since it is larger than the sum of its proper divisors (1175087334386).

1251141651214 is a wasteful number, since it uses less digits than its factorization.

1251141651214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8827 (or 8813 counting only the distinct ones).

The product of its digits is 9600, while the sum is 34.

The spelling of 1251141651214 in words is "one trillion, two hundred fifty-one billion, one hundred forty-one million, six hundred fifty-one thousand, two hundred fourteen".