149727433 has 2 divisors, whose sum is σ = 149727434. Its totient is φ = 149727432.

The previous prime is 149727407. The next prime is 149727439. The reversal of 149727433 is 334727941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107060409 + 42667024 = 10347^2 + 6532^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149727433 is a prime.

It is not a weakly prime, because it can be changed into another prime (149727439) 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, 74863716 + 74863717.

It is an arithmetic number, because the mean of its divisors is an integer number (74863717).

Almost surely, 2^149727433 is an apocalyptic number.

It is an amenable number.

149727433 is a deficient number, since it is larger than the sum of its proper divisors (1).

149727433 is an equidigital number, since it uses as much as digits as its factorization.

149727433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 40.

The square root of 149727433 is about 12236.3161531566. The cubic root of 149727433 is about 531.0072609522.

The spelling of 149727433 in words is "one hundred forty-nine million, seven hundred twenty-seven thousand, four hundred thirty-three".