151398943 has 2 divisors, whose sum is σ = 151398944. Its totient is φ = 151398942.

The previous prime is 151398913. The next prime is 151398977. The reversal of 151398943 is 349893151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151398943 - 2⁵ = 151398911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151398943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151398913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75699471 + 75699472.

It is an arithmetic number, because the mean of its divisors is an integer number (75699472).

Almost surely, 2^151398943 is an apocalyptic number.

151398943 is a deficient number, since it is larger than the sum of its proper divisors (1).

151398943 is an equidigital number, since it uses as much as digits as its factorization.

151398943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 43.

The square root of 151398943 is about 12304.4277802749. The cubic root of 151398943 is about 532.9759524601.

The spelling of 151398943 in words is "one hundred fifty-one million, three hundred ninety-eight thousand, nine hundred forty-three".