1042542245 has 8 divisors (see below), whose sum is σ = 1291407360. Its totient is φ = 807129360.

The previous prime is 1042542233. The next prime is 1042542251. The reversal of 1042542245 is 5422452401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1042542245 - 2¹⁶ = 1042476709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3362885 + ... + 3363194.

It is an arithmetic number, because the mean of its divisors is an integer number (161425920).

Almost surely, 2^1042542245 is an apocalyptic number.

It is an amenable number.

1042542245 is a deficient number, since it is larger than the sum of its proper divisors (248865115).

1042542245 is an equidigital number, since it uses as much as digits as its factorization.

1042542245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6726115.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 1042542245 is about 32288.4227703987. The cubic root of 1042542245 is about 1013.9842767488.

Adding to 1042542245 its reverse (5422452401), we get a palindrome (6464994646).

The spelling of 1042542245 in words is "one billion, forty-two million, five hundred forty-two thousand, two hundred forty-five".