3914697984539 has 2 divisors, whose sum is σ = 3914697984540. Its totient is φ = 3914697984538.

The previous prime is 3914697984521. The next prime is 3914697984553. The reversal of 3914697984539 is 9354897964193.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3914697984539 - 2¹⁶ = 3914697919003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3914697984539.

It is not a weakly prime, because it can be changed into another prime (3914697981539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1957348992269 + 1957348992270.

It is an arithmetic number, because the mean of its divisors is an integer number (1957348992270).

Almost surely, 2^{3914697984539} is an apocalyptic number.

3914697984539 is a deficient number, since it is larger than the sum of its proper divisors (1).

3914697984539 is an equidigital number, since it uses as much as digits as its factorization.

3914697984539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1587237120, while the sum is 77.

The spelling of 3914697984539 in words is "three trillion, nine hundred fourteen billion, six hundred ninety-seven million, nine hundred eighty-four thousand, five hundred thirty-nine".