1011061950 has 48 divisors (see below), whose sum is σ = 2509921200. Its totient is φ = 269349120.

The previous prime is 1011061949. The next prime is 1011061957. The reversal of 1011061950 is 591601101.

It is a self number, because there is not a number n which added to its sum of digits gives 1011061950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011061957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 182826 + ... + 188274.

It is an arithmetic number, because the mean of its divisors is an integer number (52290025).

Almost surely, 2^1011061950 is an apocalyptic number.

1011061950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011061950 is an abundant number, since it is smaller than the sum of its proper divisors (1498859250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011061950 is a wasteful number, since it uses less digits than its factorization.

1011061950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6701 (or 6696 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 24.

The square root of 1011061950 is about 31797.2003484584. The cubic root of 1011061950 is about 1003.6738033077.

The spelling of 1011061950 in words is "one billion, eleven million, sixty-one thousand, nine hundred fifty".