151089893 has 2 divisors, whose sum is σ = 151089894. Its totient is φ = 151089892.

The previous prime is 151089823. The next prime is 151089899. The reversal of 151089893 is 398980151.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125059489 + 26030404 = 11183^2 + 5102^2 .

It is a cyclic number.

It is not a de Polignac number, because 151089893 - 2¹² = 151085797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151089899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75544946 + 75544947.

It is an arithmetic number, because the mean of its divisors is an integer number (75544947).

Almost surely, 2^151089893 is an apocalyptic number.

It is an amenable number.

151089893 is a deficient number, since it is larger than the sum of its proper divisors (1).

151089893 is an equidigital number, since it uses as much as digits as its factorization.

151089893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 44.

The square root of 151089893 is about 12291.8628775300. The cubic root of 151089893 is about 532.6130515920.

The spelling of 151089893 in words is "one hundred fifty-one million, eighty-nine thousand, eight hundred ninety-three".