1042242245 has 32 divisors (see below), whose sum is σ = 1439700480. Its totient is φ = 716351040.

The previous prime is 1042242241. The next prime is 1042242269. The reversal of 1042242245 is 5422422401.

It is not a de Polignac number, because 1042242245 - 2² = 1042242241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042242241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 545582 + ... + 547488.

It is an arithmetic number, because the mean of its divisors is an integer number (44990640).

Almost surely, 2^1042242245 is an apocalyptic number.

It is an amenable number.

1042242245 is a deficient number, since it is larger than the sum of its proper divisors (397458235).

1042242245 is a wasteful number, since it uses less digits than its factorization.

1042242245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465.

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 1042242245 is about 32283.7768081741. The cubic root of 1042242245 is about 1013.8870066805.

Adding to 1042242245 its reverse (5422422401), we get a palindrome (6464664646).

The spelling of 1042242245 in words is "one billion, forty-two million, two hundred forty-two thousand, two hundred forty-five".