122590543 has 2 divisors, whose sum is σ = 122590544. Its totient is φ = 122590542.

The previous prime is 122590487. The next prime is 122590591. The reversal of 122590543 is 345095221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122590543 - 2²¹ = 120493391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122590343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61295271 + 61295272.

It is an arithmetic number, because the mean of its divisors is an integer number (61295272).

Almost surely, 2^122590543 is an apocalyptic number.

122590543 is a deficient number, since it is larger than the sum of its proper divisors (1).

122590543 is an equidigital number, since it uses as much as digits as its factorization.

122590543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 122590543 is about 11072.0613708559. The cubic root of 122590543 is about 496.7665250220.

The spelling of 122590543 in words is "one hundred twenty-two million, five hundred ninety thousand, five hundred forty-three".