151331134 has 4 divisors (see below), whose sum is σ = 226996704. Its totient is φ = 75665566.

The previous prime is 151331129. The next prime is 151331149. The reversal of 151331134 is 431133151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431133151 = 31 ⋅13907521.

It is a super-2 number, since 2×151331134² = 45802224235451912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37832782 + ... + 37832785.

It is an arithmetic number, because the mean of its divisors is an integer number (56749176).

Almost surely, 2^151331134 is an apocalyptic number.

151331134 is a deficient number, since it is larger than the sum of its proper divisors (75665570).

151331134 is an equidigital number, since it uses as much as digits as its factorization.

151331134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75665569.

The product of its digits is 540, while the sum is 22.

The square root of 151331134 is about 12301.6720001795. The cubic root of 151331134 is about 532.8963703033.

Adding to 151331134 its reverse (431133151), we get a palindrome (582464285).

The spelling of 151331134 in words is "one hundred fifty-one million, three hundred thirty-one thousand, one hundred thirty-four".