920323142 has 4 divisors (see below), whose sum is σ = 1380484716. Its totient is φ = 460161570.

The previous prime is 920323069. The next prime is 920323193. The reversal of 920323142 is 241323029.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230080784 + ... + 230080787.

It is an arithmetic number, because the mean of its divisors is an integer number (345121179).

Almost surely, 2^920323142 is an apocalyptic number.

920323142 is a deficient number, since it is larger than the sum of its proper divisors (460161574).

920323142 is a wasteful number, since it uses less digits than its factorization.

920323142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460161573.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 920323142 is about 30336.8281466603. The cubic root of 920323142 is about 972.7026840120.

The spelling of 920323142 in words is "nine hundred twenty million, three hundred twenty-three thousand, one hundred forty-two".