151120312603 has 16 divisors (see below), whose sum is σ = 168332988096. Its totient is φ = 134771996160.

The previous prime is 151120312589. The next prime is 151120312643. The reversal of 151120312603 is 306213021151.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151120312603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151120312643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1321450 + ... + 1431247.

It is an arithmetic number, because the mean of its divisors is an integer number (10520811756).

Almost surely, 2^151120312603 is an apocalyptic number.

151120312603 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

151120312603 is a deficient number, since it is larger than the sum of its proper divisors (17212675493).

151120312603 is a wasteful number, since it uses less digits than its factorization.

151120312603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2752854.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 151120312603 its reverse (306213021151), we get a palindrome (457333333754).

The spelling of 151120312603 in words is "one hundred fifty-one billion, one hundred twenty million, three hundred twelve thousand, six hundred three".