83958151 has 2 divisors, whose sum is σ = 83958152. Its totient is φ = 83958150.

The previous prime is 83958109. The next prime is 83958157. The reversal of 83958151 is 15185938.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83958151 - 2¹³ = 83949959 is a prime.

It is a super-2 number, since 2×83958151² = 14097942238677602, which contains 22 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 (83958157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41979075 + 41979076.

It is an arithmetic number, because the mean of its divisors is an integer number (41979076).

Almost surely, 2^83958151 is an apocalyptic number.

83958151 is a deficient number, since it is larger than the sum of its proper divisors (1).

83958151 is an equidigital number, since it uses as much as digits as its factorization.

83958151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 40.

The square root of 83958151 is about 9162.8680553635. The cubic root of 83958151 is about 437.8791723453.

The spelling of 83958151 in words is "eighty-three million, nine hundred fifty-eight thousand, one hundred fifty-one".