122090543 has 2 divisors, whose sum is σ = 122090544. Its totient is φ = 122090542.

The previous prime is 122090533. The next prime is 122090557. The reversal of 122090543 is 345090221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122090543 - 2¹⁰ = 122089519 is a prime.

It is a super-2 number, since 2×122090543² = 29812201380069698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122090513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61045271 + 61045272.

It is an arithmetic number, because the mean of its divisors is an integer number (61045272).

Almost surely, 2^122090543 is an apocalyptic number.

122090543 is a deficient number, since it is larger than the sum of its proper divisors (1).

122090543 is an equidigital number, since it uses as much as digits as its factorization.

122090543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 122090543 is about 11049.4589460299. The cubic root of 122090543 is about 496.0902311022.

The spelling of 122090543 in words is "one hundred twenty-two million, ninety thousand, five hundred forty-three".