1140245545251 has 8 divisors (see below), whose sum is σ = 1520333527744. Its totient is φ = 760160629800.

The previous prime is 1140245545247. The next prime is 1140245545331. The reversal of 1140245545251 is 1525455420411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1140245545251 - 2² = 1140245545247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140245585251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321276 + ... + 1543926.

It is an arithmetic number, because the mean of its divisors is an integer number (190041690968).

Almost surely, 2^{1140245545251} is an apocalyptic number.

1140245545251 is a deficient number, since it is larger than the sum of its proper divisors (380087982493).

1140245545251 is a wasteful number, since it uses less digits than its factorization.

1140245545251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533521.

The product of its (nonzero) digits is 160000, while the sum is 39.

The spelling of 1140245545251 in words is "one trillion, one hundred forty billion, two hundred forty-five million, five hundred forty-five thousand, two hundred fifty-one".