1011498939 has 12 divisors (see below), whose sum is σ = 1593877272. Its totient is φ = 613029600.

The previous prime is 1011498923. The next prime is 1011498949. The reversal of 1011498939 is 9398941101.

It is not a de Polignac number, because 1011498939 - 2⁴ = 1011498923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011498894 and 1011498903.

It is not an unprimeable number, because it can be changed into a prime (1011498919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5108482 + ... + 5108679.

It is an arithmetic number, because the mean of its divisors is an integer number (132823106).

Almost surely, 2^1011498939 is an apocalyptic number.

1011498939 is a deficient number, since it is larger than the sum of its proper divisors (582378333).

1011498939 is a wasteful number, since it uses less digits than its factorization.

1011498939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10217178 (or 10217175 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 45.

The square root of 1011498939 is about 31804.0711073284. The cubic root of 1011498939 is about 1003.8183810753.

The spelling of 1011498939 in words is "one billion, eleven million, four hundred ninety-eight thousand, nine hundred thirty-nine".