58111997 has 2 divisors, whose sum is σ = 58111998. Its totient is φ = 58111996.

The previous prime is 58111957. The next prime is 58112017. The reversal of 58111997 is 79911185.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54479161 + 3632836 = 7381^2 + 1906^2 .

It is a cyclic number.

It is not a de Polignac number, because 58111997 - 2⁸ = 58111741 is a prime.

It is a super-3 number, since 3×58111997³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58111957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29055998 + 29055999.

It is an arithmetic number, because the mean of its divisors is an integer number (29055999).

Almost surely, 2^58111997 is an apocalyptic number.

It is an amenable number.

58111997 is a deficient number, since it is larger than the sum of its proper divisors (1).

58111997 is an equidigital number, since it uses as much as digits as its factorization.

58111997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 41.

The square root of 58111997 is about 7623.1225229561. The cubic root of 58111997 is about 387.3366570662.

The spelling of 58111997 in words is "fifty-eight million, one hundred eleven thousand, nine hundred ninety-seven".