1204601239 has 2 divisors, whose sum is σ = 1204601240. Its totient is φ = 1204601238.

The previous prime is 1204601191. The next prime is 1204601261. The reversal of 1204601239 is 9321064021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1204601239 - 2²¹ = 1202504087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204601039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602300619 + 602300620.

It is an arithmetic number, because the mean of its divisors is an integer number (602300620).

Almost surely, 2^1204601239 is an apocalyptic number.

1204601239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204601239 is an equidigital number, since it uses as much as digits as its factorization.

1204601239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1204601239 is about 34707.3657744289. The cubic root of 1204601239 is about 1064.0150441534.

The spelling of 1204601239 in words is "one billion, two hundred four million, six hundred one thousand, two hundred thirty-nine".