151141268261 has 4 divisors (see below), whose sum is σ = 151146376524. Its totient is φ = 151136160000.

The previous prime is 151141268207. The next prime is 151141268321. The reversal of 151141268261 is 162862141151.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13411956100 + 137729312161 = 115810^2 + 371119^2 .

It is a cyclic number.

It is not a de Polignac number, because 151141268261 - 2³⁰ = 150067526437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151141268461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2509490 + ... + 2569011.

It is an arithmetic number, because the mean of its divisors is an integer number (37786594131).

Almost surely, 2^151141268261 is an apocalyptic number.

It is an amenable number.

151141268261 is a deficient number, since it is larger than the sum of its proper divisors (5108263).

151141268261 is an equidigital number, since it uses as much as digits as its factorization.

151141268261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5108262.

The product of its digits is 23040, while the sum is 38.

The spelling of 151141268261 in words is "one hundred fifty-one billion, one hundred forty-one million, two hundred sixty-eight thousand, two hundred sixty-one".