1040122542 has 32 divisors (see below), whose sum is σ = 2112200352. Its totient is φ = 341397504.

The previous prime is 1040122541. The next prime is 1040122597. The reversal of 1040122542 is 2452210401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040122541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329998 + ... + 333134.

It is an arithmetic number, because the mean of its divisors is an integer number (66006261).

Almost surely, 2^1040122542 is an apocalyptic number.

1040122542 is an abundant number, since it is smaller than the sum of its proper divisors (1072077810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1040122542 is a wasteful number, since it uses less digits than its factorization.

1040122542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3972.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1040122542 is about 32250.9308702865. The cubic root of 1040122542 is about 1013.1991953919.

Adding to 1040122542 its reverse (2452210401), we get a palindrome (3492332943).

The spelling of 1040122542 in words is "one billion, forty million, one hundred twenty-two thousand, five hundred forty-two".