151230551 has 2 divisors, whose sum is σ = 151230552. Its totient is φ = 151230550.

The previous prime is 151230539. The next prime is 151230559. The reversal of 151230551 is 155032151.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151230551 - 2¹⁸ = 150968407 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151230559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75615275 + 75615276.

It is an arithmetic number, because the mean of its divisors is an integer number (75615276).

Almost surely, 2^151230551 is an apocalyptic number.

151230551 is a deficient number, since it is larger than the sum of its proper divisors (1).

151230551 is an equidigital number, since it uses as much as digits as its factorization.

151230551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 151230551 is about 12297.5831365354. The cubic root of 151230551 is about 532.7782800513.

The spelling of 151230551 in words is "one hundred fifty-one million, two hundred thirty thousand, five hundred fifty-one".