2940025447 has 2 divisors, whose sum is σ = 2940025448. Its totient is φ = 2940025446.

The previous prime is 2940025427. The next prime is 2940025457. The reversal of 2940025447 is 7445200492.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2940025447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2940025427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1470012723 + 1470012724.

It is an arithmetic number, because the mean of its divisors is an integer number (1470012724).

Almost surely, 2^2940025447 is an apocalyptic number.

2940025447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2940025447 is an equidigital number, since it uses as much as digits as its factorization.

2940025447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 2940025447 is about 54222.0015030799. The cubic root of 2940025447 is about 1432.5738844943.

The spelling of 2940025447 in words is "two billion, nine hundred forty million, twenty-five thousand, four hundred forty-seven".