1020157792 has 24 divisors (see below), whose sum is σ = 2014245576. Its totient is φ = 508603392.

The previous prime is 1020157753. The next prime is 1020157793. The reversal of 1020157792 is 2977510201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020157793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34833 + ... + 57040.

It is an arithmetic number, because the mean of its divisors is an integer number (83926899).

Almost surely, 2^1020157792 is an apocalyptic number.

It is an amenable number.

1020157792 is a deficient number, since it is larger than the sum of its proper divisors (994087784).

1020157792 is an equidigital number, since it uses as much as digits as its factorization.

1020157792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92230 (or 92222 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 34.

The square root of 1020157792 is about 31939.9090793947. The cubic root of 1020157792 is about 1006.6746144035.

Adding to 1020157792 its reverse (2977510201), we get a palindrome (3997667993).

The spelling of 1020157792 in words is "one billion, twenty million, one hundred fifty-seven thousand, seven hundred ninety-two".