2869977091 has 2 divisors, whose sum is σ = 2869977092. Its totient is φ = 2869977090.

The previous prime is 2869977041. The next prime is 2869977107. The reversal of 2869977091 is 1907799682.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2869977091 - 2⁹ = 2869976579 is a prime.

It is not a weakly prime, because it can be changed into another prime (2869977001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1434988545 + 1434988546.

It is an arithmetic number, because the mean of its divisors is an integer number (1434988546).

Almost surely, 2^2869977091 is an apocalyptic number.

2869977091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2869977091 is an equidigital number, since it uses as much as digits as its factorization.

2869977091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3429216, while the sum is 58.

The square root of 2869977091 is about 53572.1671299566. The cubic root of 2869977091 is about 1421.1049211180.

The spelling of 2869977091 in words is "two billion, eight hundred sixty-nine million, nine hundred seventy-seven thousand, ninety-one".