90159341 has 2 divisors, whose sum is σ = 90159342. Its totient is φ = 90159340.

The previous prime is 90159319. The next prime is 90159353. The reversal of 90159341 is 14395109.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49646116 + 40513225 = 7046^2 + 6365^2 .

It is a cyclic number.

It is not a de Polignac number, because 90159341 - 2²² = 85965037 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 90159298 and 90159307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90159841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45079670 + 45079671.

It is an arithmetic number, because the mean of its divisors is an integer number (45079671).

Almost surely, 2^90159341 is an apocalyptic number.

It is an amenable number.

90159341 is a deficient number, since it is larger than the sum of its proper divisors (1).

90159341 is an equidigital number, since it uses as much as digits as its factorization.

90159341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 90159341 is about 9495.2272747944. The cubic root of 90159341 is about 448.4047896620.

It can be divided in two parts, 90 and 159341, that multiplied together give a triangular number (14340690 = T₅₃₅₅).

The spelling of 90159341 in words is "ninety million, one hundred fifty-nine thousand, three hundred forty-one".