151520441 has 2 divisors, whose sum is σ = 151520442. Its totient is φ = 151520440.

The previous prime is 151520431. The next prime is 151520443. The reversal of 151520441 is 144025151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138768400 + 12752041 = 11780^2 + 3571^2 .

It is a cyclic number.

It is not a de Polignac number, because 151520441 - 2⁶ = 151520377 is a prime.

Together with 151520443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (151520443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75760220 + 75760221.

It is an arithmetic number, because the mean of its divisors is an integer number (75760221).

Almost surely, 2^151520441 is an apocalyptic number.

It is an amenable number.

151520441 is a deficient number, since it is larger than the sum of its proper divisors (1).

151520441 is an equidigital number, since it uses as much as digits as its factorization.

151520441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 151520441 is about 12309.3639559483. The cubic root of 151520441 is about 533.1184858151.

Adding to 151520441 its reverse (144025151), we get a palindrome (295545592).

The spelling of 151520441 in words is "one hundred fifty-one million, five hundred twenty thousand, four hundred forty-one".