58721071 has 2 divisors, whose sum is σ = 58721072. Its totient is φ = 58721070.

The previous prime is 58721063. The next prime is 58721081. The reversal of 58721071 is 17012785.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 58721071 - 2³ = 58721063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58721051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29360535 + 29360536.

It is an arithmetic number, because the mean of its divisors is an integer number (29360536).

Almost surely, 2^58721071 is an apocalyptic number.

58721071 is a deficient number, since it is larger than the sum of its proper divisors (1).

58721071 is an equidigital number, since it uses as much as digits as its factorization.

58721071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3920, while the sum is 31.

The square root of 58721071 is about 7662.9675061297. The cubic root of 58721071 is about 388.6851866183.

The spelling of 58721071 in words is "fifty-eight million, seven hundred twenty-one thousand, seventy-one".