149734601 has 2 divisors, whose sum is σ = 149734602. Its totient is φ = 149734600.

The previous prime is 149734567. The next prime is 149734609. The reversal of 149734601 is 106437941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87703225 + 62031376 = 9365^2 + 7876^2 .

It is a cyclic number.

It is not a de Polignac number, because 149734601 - 2⁶ = 149734537 is a prime.

It is not a weakly prime, because it can be changed into another prime (149734609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74867300 + 74867301.

It is an arithmetic number, because the mean of its divisors is an integer number (74867301).

Almost surely, 2^149734601 is an apocalyptic number.

It is an amenable number.

149734601 is a deficient number, since it is larger than the sum of its proper divisors (1).

149734601 is an equidigital number, since it uses as much as digits as its factorization.

149734601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 149734601 is about 12236.6090482617. The cubic root of 149734601 is about 531.0157345704.

The spelling of 149734601 in words is "one hundred forty-nine million, seven hundred thirty-four thousand, six hundred one".