151038191 has 2 divisors, whose sum is σ = 151038192. Its totient is φ = 151038190.

The previous prime is 151038157. The next prime is 151038211. The reversal of 151038191 is 191830151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151038191 - 2¹⁴ = 151021807 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 (151038101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75519095 + 75519096.

It is an arithmetic number, because the mean of its divisors is an integer number (75519096).

Almost surely, 2^151038191 is an apocalyptic number.

151038191 is a deficient number, since it is larger than the sum of its proper divisors (1).

151038191 is an equidigital number, since it uses as much as digits as its factorization.

151038191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 29.

The square root of 151038191 is about 12289.7595989507. The cubic root of 151038191 is about 532.5522923953.

The spelling of 151038191 in words is "one hundred fifty-one million, thirty-eight thousand, one hundred ninety-one".