151512401 has 2 divisors, whose sum is σ = 151512402. Its totient is φ = 151512400.

The previous prime is 151512359. The next prime is 151512463. The reversal of 151512401 is 104215151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129982801 + 21529600 = 11401^2 + 4640^2 .

It is a cyclic number.

It is not a de Polignac number, because 151512401 - 2²² = 147318097 is a prime.

It is not a weakly prime, because it can be changed into another prime (151512481) 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, 75756200 + 75756201.

It is an arithmetic number, because the mean of its divisors is an integer number (75756201).

Almost surely, 2^151512401 is an apocalyptic number.

It is an amenable number.

151512401 is a deficient number, since it is larger than the sum of its proper divisors (1).

151512401 is an equidigital number, since it uses as much as digits as its factorization.

151512401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 151512401 is about 12309.0373709726. The cubic root of 151512401 is about 533.1090561777.

Adding to 151512401 its reverse (104215151), we get a palindrome (255727552).

The spelling of 151512401 in words is "one hundred fifty-one million, five hundred twelve thousand, four hundred one".