1502242151 has 4 divisors (see below), whose sum is σ = 1502354304. Its totient is φ = 1502130000.

The previous prime is 1502242139. The next prime is 1502242169. The reversal of 1502242151 is 1512422051.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1502242151 is a prime.

It is a super-2 number, since 2×1502242151² = 4513462960482213602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1502242121) 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, 32750 + ... + 63851.

It is an arithmetic number, because the mean of its divisors is an integer number (375588576).

Almost surely, 2^1502242151 is an apocalyptic number.

1502242151 is a deficient number, since it is larger than the sum of its proper divisors (112153).

1502242151 is an equidigital number, since it uses as much as digits as its factorization.

1502242151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112152.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 1502242151 is about 38758.7686981927. The cubic root of 1502242151 is about 1145.2843190889.

The spelling of 1502242151 in words is "one billion, five hundred two million, two hundred forty-two thousand, one hundred fifty-one".