1053045042 has 64 divisors (see below), whose sum is σ = 2636478720. Its totient is φ = 273401856.

The previous prime is 1053045031. The next prime is 1053045043. The reversal of 1053045042 is 2405403501.

It is a super-2 number, since 2×1053045042² = 2217807720961563528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1053045043) 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, 4723 + ... + 46134.

It is an arithmetic number, because the mean of its divisors is an integer number (41194980).

Almost surely, 2^1053045042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1053045042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1318239360).

1053045042 is an abundant number, since it is smaller than the sum of its proper divisors (1583433678).

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

1053045042 is a wasteful number, since it uses less digits than its factorization.

1053045042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50915.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1053045042 is about 32450.6554941499. The cubic root of 1053045042 is about 1017.3779385802.

Adding to 1053045042 its reverse (2405403501), we get a palindrome (3458448543).

The spelling of 1053045042 in words is "one billion, fifty-three million, forty-five thousand, forty-two".