40270511 has 2 divisors, whose sum is σ = 40270512. Its totient is φ = 40270510.

The previous prime is 40270507. The next prime is 40270567. The reversal of 40270511 is 11507204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40270511 - 2² = 40270507 is a prime.

It is a super-2 number, since 2×40270511² = 3243428112402242, which contains 22 as substring.

It is a Chen prime.

It is equal to p_2449100 and since 40270511 and 2449100 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40270411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20135255 + 20135256.

It is an arithmetic number, because the mean of its divisors is an integer number (20135256).

Almost surely, 2^40270511 is an apocalyptic number.

40270511 is a deficient number, since it is larger than the sum of its proper divisors (1).

40270511 is an equidigital number, since it uses as much as digits as its factorization.

40270511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 40270511 is about 6345.9050575942. The cubic root of 40270511 is about 342.7644034307.

Adding to 40270511 its reverse (11507204), we get a palindrome (51777715).

The spelling of 40270511 in words is "forty million, two hundred seventy thousand, five hundred eleven".