49012811 has 2 divisors, whose sum is σ = 49012812. Its totient is φ = 49012810.

The previous prime is 49012807. The next prime is 49012849. The reversal of 49012811 is 11821094.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49012811 - 2² = 49012807 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49012801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24506405 + 24506406.

It is an arithmetic number, because the mean of its divisors is an integer number (24506406).

Almost surely, 2^49012811 is an apocalyptic number.

49012811 is a deficient number, since it is larger than the sum of its proper divisors (1).

49012811 is an equidigital number, since it uses as much as digits as its factorization.

49012811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 49012811 is about 7000.9150116253. The cubic root of 49012811 is about 365.9624589482.

The spelling of 49012811 in words is "forty-nine million, twelve thousand, eight hundred eleven".