151628461 has 2 divisors, whose sum is σ = 151628462. Its totient is φ = 151628460.

The previous prime is 151628441. The next prime is 151628507. The reversal of 151628461 is 164826151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148718025 + 2910436 = 12195^2 + 1706^2 .

It is a cyclic number.

It is not a de Polignac number, because 151628461 - 2⁵ = 151628429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151628441) 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 as a sum of consecutive naturals, namely, 75814230 + 75814231.

It is an arithmetic number, because the mean of its divisors is an integer number (75814231).

Almost surely, 2^151628461 is an apocalyptic number.

It is an amenable number.

151628461 is a deficient number, since it is larger than the sum of its proper divisors (1).

151628461 is an equidigital number, since it uses as much as digits as its factorization.

151628461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 34.

The square root of 151628461 is about 12313.7508907725. The cubic root of 151628461 is about 533.2451437081.

The spelling of 151628461 in words is "one hundred fifty-one million, six hundred twenty-eight thousand, four hundred sixty-one".