152277091 has 2 divisors, whose sum is σ = 152277092. Its totient is φ = 152277090.

The previous prime is 152277079. The next prime is 152277119. The reversal of 152277091 is 190772251.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 152277091 - 2¹¹ = 152275043 is a prime.

It is not a weakly prime, because it can be changed into another prime (152272091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76138545 + 76138546.

It is an arithmetic number, because the mean of its divisors is an integer number (76138546).

Almost surely, 2^152277091 is an apocalyptic number.

152277091 is a deficient number, since it is larger than the sum of its proper divisors (1).

152277091 is an equidigital number, since it uses as much as digits as its factorization.

152277091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 34.

The square root of 152277091 is about 12340.0604131422. The cubic root of 152277091 is about 534.0044267800.

The spelling of 152277091 in words is "one hundred fifty-two million, two hundred seventy-seven thousand, ninety-one".