1273302413145 has 64 divisors (see below), whose sum is σ = 2587179824640. Its totient is φ = 582046746624.

The previous prime is 1273302413129. The next prime is 1273302413189. The reversal of 1273302413145 is 5413142033721.

1273302413145 is a `hidden beast` number, since 1 + 2 + 7 + 330 + 2 + 4 + 1 + 314 + 5 = 666.

It is not a de Polignac number, because 1273302413145 - 2⁴ = 1273302413129 is a prime.

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, 23099457 + ... + 23154513.

It is an arithmetic number, because the mean of its divisors is an integer number (40424684760).

Almost surely, 2^{1273302413145} is an apocalyptic number.

1273302413145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1273302413145 is an abundant number, since it is smaller than the sum of its proper divisors (1313877411495).

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

1273302413145 is a wasteful number, since it uses less digits than its factorization.

1273302413145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79551 (or 79545 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

Adding to 1273302413145 its reverse (5413142033721), we get a palindrome (6686444446866).

The spelling of 1273302413145 in words is "one trillion, two hundred seventy-three billion, three hundred two million, four hundred thirteen thousand, one hundred forty-five".