151120503 has 6 divisors (see below), whose sum is σ = 218285184. Its totient is φ = 100746996.

The previous prime is 151120499. The next prime is 151120513. The reversal of 151120503 is 305021151.

151120503 is a `hidden beast` number, since 151 + 12 + 0 + 503 = 666.

151120503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 151120503 - 2² = 151120499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151120513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8395575 + ... + 8395592.

It is an arithmetic number, because the mean of its divisors is an integer number (36380864).

Almost surely, 2^151120503 is an apocalyptic number.

151120503 is a deficient number, since it is larger than the sum of its proper divisors (67164681).

151120503 is a wasteful number, since it uses less digits than its factorization.

151120503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16791173 (or 16791170 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 151120503 is about 12293.1079471385. The cubic root of 151120503 is about 532.6490173435.

Adding to 151120503 its reverse (305021151), we get a palindrome (456141654).

The spelling of 151120503 in words is "one hundred fifty-one million, one hundred twenty thousand, five hundred three".