139650353 has 2 divisors, whose sum is σ = 139650354. Its totient is φ = 139650352.

The previous prime is 139650347. The next prime is 139650391. The reversal of 139650353 is 353056931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136142224 + 3508129 = 11668^2 + 1873^2 .

It is a cyclic number.

It is not a de Polignac number, because 139650353 - 2⁴ = 139650337 is a prime.

It is not a weakly prime, because it can be changed into another prime (139650253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69825176 + 69825177.

It is an arithmetic number, because the mean of its divisors is an integer number (69825177).

Almost surely, 2^139650353 is an apocalyptic number.

It is an amenable number.

139650353 is a deficient number, since it is larger than the sum of its proper divisors (1).

139650353 is an equidigital number, since it uses as much as digits as its factorization.

139650353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36450, while the sum is 35.

The square root of 139650353 is about 11817.3750469383. The cubic root of 139650353 is about 518.8167783970.

The spelling of 139650353 in words is "one hundred thirty-nine million, six hundred fifty thousand, three hundred fifty-three".