151002642 has 16 divisors (see below), whose sum is σ = 345148992. Its totient is φ = 43143600.

The previous prime is 151002641. The next prime is 151002679. The reversal of 151002642 is 246200151.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (151002641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1797609 + ... + 1797692.

It is an arithmetic number, because the mean of its divisors is an integer number (21571812).

Almost surely, 2^151002642 is an apocalyptic number.

151002642 is an abundant number, since it is smaller than the sum of its proper divisors (194146350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151002642 is a wasteful number, since it uses less digits than its factorization.

151002642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3595313.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 151002642 is about 12288.3132284297. The cubic root of 151002642 is about 532.5105078488.

Adding to 151002642 its reverse (246200151), we get a palindrome (397202793).

The spelling of 151002642 in words is "one hundred fifty-one million, two thousand, six hundred forty-two".