1011842965 has 16 divisors (see below), whose sum is σ = 1388608128. Its totient is φ = 693366336.

The previous prime is 1011842927. The next prime is 1011842983. The reversal of 1011842965 is 5692481101.

It is a cyclic number.

It is not a de Polignac number, because 1011842965 - 2⁹ = 1011842453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47494 + ... + 65416.

It is an arithmetic number, because the mean of its divisors is an integer number (86788008).

Almost surely, 2^1011842965 is an apocalyptic number.

It is an amenable number.

1011842965 is a deficient number, since it is larger than the sum of its proper divisors (376765163).

1011842965 is a wasteful number, since it uses less digits than its factorization.

1011842965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19548.

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 1011842965 is about 31809.4791689521. The cubic root of 1011842965 is about 1003.9321727511.

The spelling of 1011842965 in words is "one billion, eleven million, eight hundred forty-two thousand, nine hundred sixty-five".