1061494956 has 72 divisors (see below), whose sum is σ = 2804838400. Its totient is φ = 351004752.

The previous prime is 1061494949. The next prime is 1061494969. The reversal of 1061494956 is 6594941601.

It is a happy number.

1061494956 is a `hidden beast` number, since 10 + 6 + 149 + 495 + 6 = 666.

It is a super-2 number, since 2×1061494956² = 2253543083226883872, which contains 22 as substring.

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, 119145 + ... + 127743.

Almost surely, 2^1061494956 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1061494956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1402419200).

1061494956 is an abundant number, since it is smaller than the sum of its proper divisors (1743343444).

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

1061494956 is a wasteful number, since it uses less digits than its factorization.

1061494956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8745 (or 8731 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 1061494956 is about 32580.5917073340. The cubic root of 1061494956 is about 1020.0919294307.

It can be divided in two parts, 10614 and 94956, that added together give a triangular number (105570 = T₄₅₉).

The spelling of 1061494956 in words is "one billion, sixty-one million, four hundred ninety-four thousand, nine hundred fifty-six".