12375511 has 2 divisors, whose sum is σ = 12375512. Its totient is φ = 12375510.

The previous prime is 12375509. The next prime is 12375557. The reversal of 12375511 is 11557321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12375511 - 2¹ = 12375509 is a prime.

It is a super-2 number, since 2×12375511² = 306306545022242, which contains 22 as substring.

Together with 12375509, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12375581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6187755 + 6187756.

It is an arithmetic number, because the mean of its divisors is an integer number (6187756).

Almost surely, 2^12375511 is an apocalyptic number.

12375511 is a deficient number, since it is larger than the sum of its proper divisors (1).

12375511 is an equidigital number, since it uses as much as digits as its factorization.

12375511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1050, while the sum is 25.

The square root of 12375511 is about 3517.8844494952. The cubic root of 12375511 is about 231.3064341449.

The spelling of 12375511 in words is "twelve million, three hundred seventy-five thousand, five hundred eleven".