40136051 has 2 divisors, whose sum is σ = 40136052. Its totient is φ = 40136050.

The previous prime is 40136039. The next prime is 40136059. The reversal of 40136051 is 15063104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40136051 - 2¹⁰ = 40135027 is a prime.

It is a super-2 number, since 2×40136051² = 3221805179749202, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40136059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20068025 + 20068026.

It is an arithmetic number, because the mean of its divisors is an integer number (20068026).

Almost surely, 2^40136051 is an apocalyptic number.

40136051 is a deficient number, since it is larger than the sum of its proper divisors (1).

40136051 is an equidigital number, since it uses as much as digits as its factorization.

40136051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 40136051 is about 6335.3019659682. The cubic root of 40136051 is about 342.3824904567.

Adding to 40136051 its reverse (15063104), we get a palindrome (55199155).

The spelling of 40136051 in words is "forty million, one hundred thirty-six thousand, fifty-one".