40551359 has 2 divisors, whose sum is σ = 40551360. Its totient is φ = 40551358.

The previous prime is 40551347. The next prime is 40551361. The reversal of 40551359 is 95315504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40551359 - 2²⁰ = 39502783 is a prime.

Together with 40551361, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40551319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20275679 + 20275680.

It is an arithmetic number, because the mean of its divisors is an integer number (20275680).

Almost surely, 2^40551359 is an apocalyptic number.

40551359 is a deficient number, since it is larger than the sum of its proper divisors (1).

40551359 is an equidigital number, since it uses as much as digits as its factorization.

40551359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 40551359 is about 6367.9948963547. The cubic root of 40551359 is about 343.5593753455.

The spelling of 40551359 in words is "forty million, five hundred fifty-one thousand, three hundred fifty-nine".