2539140001 has 2 divisors, whose sum is σ = 2539140002. Its totient is φ = 2539140000.

The previous prime is 2539139969. The next prime is 2539140017. The reversal of 2539140001 is 1000419352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1582846225 + 956293776 = 39785^2 + 30924^2 .

It is a cyclic number.

It is not a de Polignac number, because 2539140001 - 2⁵ = 2539139969 is a prime.

It is not a weakly prime, because it can be changed into another prime (2539140041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269570000 + 1269570001.

It is an arithmetic number, because the mean of its divisors is an integer number (1269570001).

Almost surely, 2^2539140001 is an apocalyptic number.

It is an amenable number.

2539140001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2539140001 is an equidigital number, since it uses as much as digits as its factorization.

2539140001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 2539140001 is about 50389.8799462749. The cubic root of 2539140001 is about 1364.2549841430.

Adding to 2539140001 its reverse (1000419352), we get a palindrome (3539559353).

The spelling of 2539140001 in words is "two billion, five hundred thirty-nine million, one hundred forty thousand, one".