149408407 has 2 divisors, whose sum is σ = 149408408. Its totient is φ = 149408406.

The previous prime is 149408323. The next prime is 149408417. The reversal of 149408407 is 704804941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149408407 - 2¹¹ = 149406359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149408417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74704203 + 74704204.

It is an arithmetic number, because the mean of its divisors is an integer number (74704204).

Almost surely, 2^149408407 is an apocalyptic number.

149408407 is a deficient number, since it is larger than the sum of its proper divisors (1).

149408407 is an equidigital number, since it uses as much as digits as its factorization.

149408407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 149408407 is about 12223.2731704728. The cubic root of 149408407 is about 530.6298516392.

The spelling of 149408407 in words is "one hundred forty-nine million, four hundred eight thousand, four hundred seven".