1061010540 has 72 divisors (see below), whose sum is σ = 3387798960. Its totient is φ = 268043904.

The previous prime is 1061010487. The next prime is 1061010583. The reversal of 1061010540 is 450101601.

1061010540 is a `hidden beast` number, since 1 + 0 + 610 + 1 + 0 + 54 + 0 = 666.

It is a super-2 number, since 2×1061010540² = 2251486731982183200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151699 + ... + 158538.

Almost surely, 2^1061010540 is an apocalyptic number.

1061010540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1061010540 is an abundant number, since it is smaller than the sum of its proper divisors (2326788420).

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

1061010540 is a wasteful number, since it uses less digits than its factorization.

1061010540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310271 (or 310266 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1061010540 is about 32573.1567398679. The cubic root of 1061010540 is about 1019.9367319465.

The spelling of 1061010540 in words is "one billion, sixty-one million, ten thousand, five hundred forty".