2539291043 has 16 divisors (see below), whose sum is σ = 2735531520. Its totient is φ = 2349526176.

The previous prime is 2539291021. The next prime is 2539291177. The reversal of 2539291043 is 3401929352.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2539291043 - 2¹⁴ = 2539274659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2539290988 and 2539291006.

It is not an unprimeable number, because it can be changed into a prime (2539891043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464321 + ... + 469757.

It is an arithmetic number, because the mean of its divisors is an integer number (170970720).

Almost surely, 2^2539291043 is an apocalyptic number.

2539291043 is a deficient number, since it is larger than the sum of its proper divisors (196240477).

2539291043 is a wasteful number, since it uses less digits than its factorization.

2539291043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6026.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 2539291043 is about 50391.3786574648. The cubic root of 2539291043 is about 1364.2820347343.

The spelling of 2539291043 in words is "two billion, five hundred thirty-nine million, two hundred ninety-one thousand, forty-three".