133472274331 has 16 divisors (see below), whose sum is σ = 149376296448. Its totient is φ = 118233799200.

The previous prime is 133472274323. The next prime is 133472274337.

It is a happy number.

133472274331 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 133472274331 - 2³ = 133472274323 is a prime.

It is a super-3 number, since 3×133472274331³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133472274337) 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, 857715 + ... + 1001308.

It is an arithmetic number, because the mean of its divisors is an integer number (9336018528).

Almost surely, 2^133472274331 is an apocalyptic number.

133472274331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133472274331 is a deficient number, since it is larger than the sum of its proper divisors (15904022117).

133472274331 is a wasteful number, since it uses less digits than its factorization.

133472274331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859202.

The product of its digits is 254016, while the sum is 40.

The spelling of 133472274331 in words is "one hundred thirty-three billion, four hundred seventy-two million, two hundred seventy-four thousand, three hundred thirty-one".