1302057042 has 192 divisors, whose sum is σ = 3330149760. Its totient is φ = 336061440.

The previous prime is 1302057019. The next prime is 1302057073. The reversal of 1302057042 is 2407502031.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9503998 + ... + 9504134.

It is an arithmetic number, because the mean of its divisors is an integer number (17344530).

Almost surely, 2^1302057042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1302057042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1665074880).

1302057042 is an abundant number, since it is smaller than the sum of its proper divisors (2028092718).

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

1302057042 is a wasteful number, since it uses less digits than its factorization.

1302057042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 1302057042 is about 36084.0275191116. The cubic root of 1302057042 is about 1091.9682312404.

Adding to 1302057042 its reverse (2407502031), we get a palindrome (3709559073).

The spelling of 1302057042 in words is "one billion, three hundred two million, fifty-seven thousand, forty-two".