1042243254 has 32 divisors (see below), whose sum is σ = 2494259040. Its totient is φ = 320690016.

The previous prime is 1042243253. The next prime is 1042243273. The reversal of 1042243254 is 4523422401.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042243253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741637 + ... + 743040.

It is an arithmetic number, because the mean of its divisors is an integer number (77945595).

Almost surely, 2^1042243254 is an apocalyptic number.

1042243254 is an abundant number, since it is smaller than the sum of its proper divisors (1452015786).

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

1042243254 is a wasteful number, since it uses less digits than its factorization.

1042243254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484701 (or 1484695 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 1042243254 is about 32283.7924352143. The cubic root of 1042243254 is about 1013.8873338635.

Adding to 1042243254 its reverse (4523422401), we get a palindrome (5565665655).

The spelling of 1042243254 in words is "one billion, forty-two million, two hundred forty-three thousand, two hundred fifty-four".