49975511 has 2 divisors, whose sum is σ = 49975512. Its totient is φ = 49975510.

The previous prime is 49975489. The next prime is 49975517. The reversal of 49975511 is 11557994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49975511 - 2¹⁰ = 49974487 is a prime.

It is a super-2 number, since 2×49975511² = 4995103399422242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49975517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24987755 + 24987756.

It is an arithmetic number, because the mean of its divisors is an integer number (24987756).

Almost surely, 2^49975511 is an apocalyptic number.

49975511 is a deficient number, since it is larger than the sum of its proper divisors (1).

49975511 is an equidigital number, since it uses as much as digits as its factorization.

49975511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 41.

The square root of 49975511 is about 7069.3359659872. The cubic root of 49975511 is about 368.3429945438.

The spelling of 49975511 in words is "forty-nine million, nine hundred seventy-five thousand, five hundred eleven".