149653319 has 2 divisors, whose sum is σ = 149653320. Its totient is φ = 149653318.

The previous prime is 149653307. The next prime is 149653331. The reversal of 149653319 is 913356941.

It is a balanced prime because it is at equal distance from previous prime (149653307) and next prime (149653331).

It is a cyclic number.

It is not a de Polignac number, because 149653319 - 2¹² = 149649223 is a prime.

It is a super-2 number, since 2×149653319² = 44792231775431522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149653219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74826659 + 74826660.

It is an arithmetic number, because the mean of its divisors is an integer number (74826660).

Almost surely, 2^149653319 is an apocalyptic number.

149653319 is a deficient number, since it is larger than the sum of its proper divisors (1).

149653319 is an equidigital number, since it uses as much as digits as its factorization.

149653319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 41.

The square root of 149653319 is about 12233.2873341551. The cubic root of 149653319 is about 530.9196315698.

The spelling of 149653319 in words is "one hundred forty-nine million, six hundred fifty-three thousand, three hundred nineteen".