122036542 has 4 divisors (see below), whose sum is σ = 183054816. Its totient is φ = 61018270.

The previous prime is 122036503. The next prime is 122036543. The reversal of 122036542 is 245630221.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122036543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30509134 + ... + 30509137.

It is an arithmetic number, because the mean of its divisors is an integer number (45763704).

Almost surely, 2^122036542 is an apocalyptic number.

122036542 is a deficient number, since it is larger than the sum of its proper divisors (61018274).

122036542 is an equidigital number, since it uses as much as digits as its factorization.

122036542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61018273.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 122036542 is about 11047.0150719550. The cubic root of 122036542 is about 496.0170796018.

Adding to 122036542 its reverse (245630221), we get a palindrome (367666763).

The spelling of 122036542 in words is "one hundred twenty-two million, thirty-six thousand, five hundred forty-two".