1016491954 has 8 divisors (see below), whose sum is σ = 1533256560. Its totient is φ = 505406436.

The previous prime is 1016491939. The next prime is 1016492017. The reversal of 1016491954 is 4591946101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1419324 + ... + 1420039.

It is an arithmetic number, because the mean of its divisors is an integer number (191657070).

Almost surely, 2^1016491954 is an apocalyptic number.

1016491954 is a deficient number, since it is larger than the sum of its proper divisors (516764606).

1016491954 is a wasteful number, since it uses less digits than its factorization.

1016491954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2839544.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 1016491954 is about 31882.4709519196. The cubic root of 1016491954 is about 1005.4673713731.

The spelling of 1016491954 in words is "one billion, sixteen million, four hundred ninety-one thousand, nine hundred fifty-four".