148739651 has 2 divisors, whose sum is σ = 148739652. Its totient is φ = 148739650.

The previous prime is 148739641. The next prime is 148739653. The reversal of 148739651 is 156937841.

148739651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148739651 - 2⁶ = 148739587 is a prime.

Together with 148739653, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (148739653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74369825 + 74369826.

It is an arithmetic number, because the mean of its divisors is an integer number (74369826).

Almost surely, 2^148739651 is an apocalyptic number.

148739651 is a deficient number, since it is larger than the sum of its proper divisors (1).

148739651 is an equidigital number, since it uses as much as digits as its factorization.

148739651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 44.

The square root of 148739651 is about 12195.8866426349. The cubic root of 148739651 is about 529.8369630242.

The spelling of 148739651 in words is "one hundred forty-eight million, seven hundred thirty-nine thousand, six hundred fifty-one".