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58361131 is a prime number
BaseRepresentation
bin1101111010100…
…0010100101011
311001211001102101
43132220110223
5104420024011
65442514231
71306030033
oct336502453
9131731371
1058361131
112aa41644
1217665977
13c12501a
147a728c3
1551cc2c1
hex37a852b

58361131 has 2 divisors, whose sum is σ = 58361132. Its totient is φ = 58361130.

The previous prime is 58361129. The next prime is 58361159. The reversal of 58361131 is 13116385.

It is an a-pointer prime, because the next prime (58361159) can be obtained adding 58361131 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 58361131 - 21 = 58361129 is a prime.

It is a super-2 number, since 2×583611312 = 6812043223198322, which contains 22 as substring.

Together with 58361129, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 58361131.

It is not a weakly prime, because it can be changed into another prime (58361101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29180565 + 29180566.

It is an arithmetic number, because the mean of its divisors is an integer number (29180566).

Almost surely, 258361131 is an apocalyptic number.

58361131 is a deficient number, since it is larger than the sum of its proper divisors (1).

58361131 is an equidigital number, since it uses as much as digits as its factorization.

58361131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 28.

The square root of 58361131 is about 7639.4457259673. The cubic root of 58361131 is about 387.8893895034.

The spelling of 58361131 in words is "fifty-eight million, three hundred sixty-one thousand, one hundred thirty-one".