149185067 has 2 divisors, whose sum is σ = 149185068. Its totient is φ = 149185066.

The previous prime is 149185037. The next prime is 149185109. The reversal of 149185067 is 760581941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149185067 - 2¹² = 149180971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (149185037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74592533 + 74592534.

It is an arithmetic number, because the mean of its divisors is an integer number (74592534).

Almost surely, 2^149185067 is an apocalyptic number.

149185067 is a deficient number, since it is larger than the sum of its proper divisors (1).

149185067 is an equidigital number, since it uses as much as digits as its factorization.

149185067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 149185067 is about 12214.1339029831. The cubic root of 149185067 is about 530.3653195117.

The spelling of 149185067 in words is "one hundred forty-nine million, one hundred eighty-five thousand, sixty-seven".