1081651052 has 24 divisors (see below), whose sum is σ = 1912505952. Its totient is φ = 535248000.

The previous prime is 1081651049. The next prime is 1081651069. The reversal of 1081651052 is 2501561801.

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, 166538 + ... + 172910.

It is an arithmetic number, because the mean of its divisors is an integer number (79687748).

Almost surely, 2^1081651052 is an apocalyptic number.

It is an amenable number.

1081651052 is a deficient number, since it is larger than the sum of its proper divisors (830854900).

1081651052 is a wasteful number, since it uses less digits than its factorization.

1081651052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6809 (or 6807 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 29.

The square root of 1081651052 is about 32888.4638133191. The cubic root of 1081651052 is about 1026.5081275875.

The spelling of 1081651052 in words is "one billion, eighty-one million, six hundred fifty-one thousand, fifty-two".