149253733 has 2 divisors, whose sum is σ = 149253734. Its totient is φ = 149253732.

The previous prime is 149253707. The next prime is 149253757. The reversal of 149253733 is 337352941.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118417924 + 30835809 = 10882^2 + 5553^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149253733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149253692 and 149253701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149253773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74626866 + 74626867.

It is an arithmetic number, because the mean of its divisors is an integer number (74626867).

Almost surely, 2^149253733 is an apocalyptic number.

It is an amenable number.

149253733 is a deficient number, since it is larger than the sum of its proper divisors (1).

149253733 is an equidigital number, since it uses as much as digits as its factorization.

149253733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 37.

The square root of 149253733 is about 12216.9445034346. The cubic root of 149253733 is about 530.4466781440.

It can be divided in two parts, 1492 and 53733, that added together give a square (55225 = 235²).

The spelling of 149253733 in words is "one hundred forty-nine million, two hundred fifty-three thousand, seven hundred thirty-three".