1023334140 has 24 divisors (see below), whose sum is σ = 2865335760. Its totient is φ = 272889088.

The previous prime is 1023334139. The next prime is 1023334177. The reversal of 1023334140 is 414333201.

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, 8527725 + ... + 8527844.

It is an arithmetic number, because the mean of its divisors is an integer number (119388990).

Almost surely, 2^1023334140 is an apocalyptic number.

1023334140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023334140 is an abundant number, since it is smaller than the sum of its proper divisors (1842001620).

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

1023334140 is a wasteful number, since it uses less digits than its factorization.

1023334140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17055581 (or 17055579 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1023334140 is about 31989.5942456293. The cubic root of 1023334140 is about 1007.7183209223.

Adding to 1023334140 its reverse (414333201), we get a palindrome (1437667341).

The spelling of 1023334140 in words is "one billion, twenty-three million, three hundred thirty-four thousand, one hundred forty".