1061149642 has 16 divisors (see below), whose sum is σ = 1819651392. Its totient is φ = 454644000.

The previous prime is 1061149627. The next prime is 1061149699. The reversal of 1061149642 is 2469411601.

It is a happy number.

It is a super-2 number, since 2×1061149642² = 2252077125433456328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1061149598 and 1061149607.

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, 49017 + ... + 67267.

It is an arithmetic number, because the mean of its divisors is an integer number (113728212).

Almost surely, 2^1061149642 is an apocalyptic number.

1061149642 is a deficient number, since it is larger than the sum of its proper divisors (758501750).

1061149642 is a wasteful number, since it uses less digits than its factorization.

1061149642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22413.

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

The square root of 1061149642 is about 32575.2918943177. The cubic root of 1061149642 is about 1019.9813023613.

The spelling of 1061149642 in words is "one billion, sixty-one million, one hundred forty-nine thousand, six hundred forty-two".