151140634 has 16 divisors (see below), whose sum is σ = 240870600. Its totient is φ = 70991424.

The previous prime is 151140629. The next prime is 151140643. The reversal of 151140634 is 436041151.

It can be written as a sum of positive squares in 4 ways, for example, as 147549609 + 3591025 = 12147^2 + 1895^2 .

It is a junction number, because it is equal to n+sod(n) for n = 151140599 and 151140608.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33069 + ... + 37360.

Almost surely, 2^151140634 is an apocalyptic number.

151140634 is a deficient number, since it is larger than the sum of its proper divisors (89729966).

151140634 is a wasteful number, since it uses less digits than its factorization.

151140634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70497.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 151140634 is about 12293.9267119989. The cubic root of 151140634 is about 532.6726679646.

Adding to 151140634 its reverse (436041151), we get a palindrome (587181785).

The spelling of 151140634 in words is "one hundred fifty-one million, one hundred forty thousand, six hundred thirty-four".