1009793854 has 16 divisors (see below), whose sum is σ = 1551052800. Its totient is φ = 492793560.

The previous prime is 1009793839. The next prime is 1009793861. The reversal of 1009793854 is 4583979001.

It is a happy number.

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, 142659 + ... + 149569.

It is an arithmetic number, because the mean of its divisors is an integer number (96940800).

Almost surely, 2^1009793854 is an apocalyptic number.

1009793854 is a deficient number, since it is larger than the sum of its proper divisors (541258946).

1009793854 is a wasteful number, since it uses less digits than its factorization.

1009793854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8655.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 1009793854 is about 31777.2537202320. The cubic root of 1009793854 is about 1003.2540178824.

The spelling of 1009793854 in words is "one billion, nine million, seven hundred ninety-three thousand, eight hundred fifty-four".