151416261 has 6 divisors (see below), whose sum is σ = 218712390. Its totient is φ = 100944168.

The previous prime is 151416253. The next prime is 151416269. The reversal of 151416261 is 162614151.

It is an interprime number because it is at equal distance from previous prime (151416253) and next prime (151416269).

It can be written as a sum of positive squares in only one way, i.e., 81108036 + 70308225 = 9006^2 + 8385^2 .

It is not a de Polignac number, because 151416261 - 2³ = 151416253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151416269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8412006 + ... + 8412023.

It is an arithmetic number, because the mean of its divisors is an integer number (36452065).

Almost surely, 2^151416261 is an apocalyptic number.

It is an amenable number.

151416261 is a deficient number, since it is larger than the sum of its proper divisors (67296129).

151416261 is a wasteful number, since it uses less digits than its factorization.

151416261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16824035 (or 16824032 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 151416261 is about 12305.1314905612. The cubic root of 151416261 is about 532.9962734422.

The spelling of 151416261 in words is "one hundred fifty-one million, four hundred sixteen thousand, two hundred sixty-one".