1245541045151 has 32 divisors (see below), whose sum is σ = 1444022754048. Its totient is φ = 1064047818240.

The previous prime is 1245541045139. The next prime is 1245541045153. The reversal of 1245541045151 is 1515401455421.

It is not a de Polignac number, because 1245541045151 - 2¹⁰ = 1245541044127 is a prime.

It is a super-2 number, since 2×1245541045151² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245541045153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8261636 + ... + 8411046.

It is an arithmetic number, because the mean of its divisors is an integer number (45125711064).

Almost surely, 2^{1245541045151} is an apocalyptic number.

1245541045151 is a deficient number, since it is larger than the sum of its proper divisors (198481708897).

1245541045151 is a wasteful number, since it uses less digits than its factorization.

1245541045151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150071.

The product of its (nonzero) digits is 80000, while the sum is 38.

The spelling of 1245541045151 in words is "one trillion, two hundred forty-five billion, five hundred forty-one million, forty-five thousand, one hundred fifty-one".