151522001 has 2 divisors, whose sum is σ = 151522002. Its totient is φ = 151522000.

The previous prime is 151521989. The next prime is 151522027. The reversal of 151522001 is 100225151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134908225 + 16613776 = 11615^2 + 4076^2 .

It is a cyclic number.

It is not a de Polignac number, because 151522001 - 2¹⁰ = 151520977 is a prime.

It is not a weakly prime, because it can be changed into another prime (151522081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75761000 + 75761001.

It is an arithmetic number, because the mean of its divisors is an integer number (75761001).

Almost surely, 2^151522001 is an apocalyptic number.

It is an amenable number.

151522001 is a deficient number, since it is larger than the sum of its proper divisors (1).

151522001 is an equidigital number, since it uses as much as digits as its factorization.

151522001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 151522001 is about 12309.4273221787. The cubic root of 151522001 is about 533.1203154076.

Adding to 151522001 its reverse (100225151), we get a palindrome (251747152).

The spelling of 151522001 in words is "one hundred fifty-one million, five hundred twenty-two thousand, one".