1061641492 has 24 divisors (see below), whose sum is σ = 1957756640. Its totient is φ = 502342560.

The previous prime is 1061641489. The next prime is 1061641501. The reversal of 1061641492 is 2941461601.

It is a happy number.

It is a super-2 number, since 2×1061641492² = 2254165315071972128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68767 + ... + 82777.

Almost surely, 2^1061641492 is an apocalyptic number.

It is an amenable number.

1061641492 is a deficient number, since it is larger than the sum of its proper divisors (896115148).

1061641492 is a wasteful number, since it uses less digits than its factorization.

1061641492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15031 (or 15029 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 1061641492 is about 32582.8404532202. The cubic root of 1061641492 is about 1020.1388674189.

The spelling of 1061641492 in words is "one billion, sixty-one million, six hundred forty-one thousand, four hundred ninety-two".