1245351044351 has 16 divisors (see below), whose sum is σ = 1283799528000. Its totient is φ = 1207597248000.

The previous prime is 1245351044339. The next prime is 1245351044359. The reversal of 1245351044351 is 1534401535421.

It is a cyclic number.

It is not a de Polignac number, because 1245351044351 - 2³⁴ = 1228171175167 is a prime.

It is a super-2 number, since 2×1245351044351² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245351044359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 852551 + ... + 1793751.

It is an arithmetic number, because the mean of its divisors is an integer number (80237470500).

Almost surely, 2^{1245351044351} is an apocalyptic number.

1245351044351 is a deficient number, since it is larger than the sum of its proper divisors (38448483649).

1245351044351 is a wasteful number, since it uses less digits than its factorization.

1245351044351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941570.

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 1245351044351 its reverse (1534401535421), we get a palindrome (2779752579772).

The spelling of 1245351044351 in words is "one trillion, two hundred forty-five billion, three hundred fifty-one million, forty-four thousand, three hundred fifty-one".