40475051 has 2 divisors, whose sum is σ = 40475052. Its totient is φ = 40475050.

The previous prime is 40475023. The next prime is 40475059. The reversal of 40475051 is 15057404.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40475051 is a prime.

It is a Chen prime.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 40475051.

It is not a weakly prime, because it can be changed into another prime (40475059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20237525 + 20237526.

It is an arithmetic number, because the mean of its divisors is an integer number (20237526).

Almost surely, 2^40475051 is an apocalyptic number.

40475051 is a deficient number, since it is larger than the sum of its proper divisors (1).

40475051 is an equidigital number, since it uses as much as digits as its factorization.

40475051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 40475051 is about 6362.0005501414. Note that the first 3 decimals coincide. The cubic root of 40475051 is about 343.3437410571.

The spelling of 40475051 in words is "forty million, four hundred seventy-five thousand, fifty-one".