1061489770 has 32 divisors (see below), whose sum is σ = 2085725376. Its totient is φ = 385747200.

The previous prime is 1061489743. The next prime is 1061489773. The reversal of 1061489770 is 779841601.

1061489770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×1061489770³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1061489773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317005 + ... + 320335.

It is an arithmetic number, because the mean of its divisors is an integer number (65178918).

Almost surely, 2^1061489770 is an apocalyptic number.

1061489770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1061489770 is a deficient number, since it is larger than the sum of its proper divisors (1024235606).

1061489770 is a wasteful number, since it uses less digits than its factorization.

1061489770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6246.

The product of its (nonzero) digits is 84672, while the sum is 43.

The square root of 1061489770 is about 32580.5121199775. The cubic root of 1061489770 is about 1020.0902681870.

The spelling of 1061489770 in words is "one billion, sixty-one million, four hundred eighty-nine thousand, seven hundred seventy".