151249223 has 2 divisors, whose sum is σ = 151249224. Its totient is φ = 151249222.

The previous prime is 151249207. The next prime is 151249249. The reversal of 151249223 is 322942151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151249223 - 2⁴ = 151249207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151249283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75624611 + 75624612.

It is an arithmetic number, because the mean of its divisors is an integer number (75624612).

Almost surely, 2^151249223 is an apocalyptic number.

151249223 is a deficient number, since it is larger than the sum of its proper divisors (1).

151249223 is an equidigital number, since it uses as much as digits as its factorization.

151249223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 29.

The square root of 151249223 is about 12298.3422866661. The cubic root of 151249223 is about 532.8002060149.

The spelling of 151249223 in words is "one hundred fifty-one million, two hundred forty-nine thousand, two hundred twenty-three".