1061645214 has 32 divisors (see below), whose sum is σ = 2438954496. Its totient is φ = 301785120.

The previous prime is 1061645149. The next prime is 1061645231. The reversal of 1061645214 is 4125461601.

It is a super-2 number, since 2×1061645214² = 2254181120818211592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55882 + ... + 72429.

It is an arithmetic number, because the mean of its divisors is an integer number (76217328).

Almost surely, 2^1061645214 is an apocalyptic number.

1061645214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1061645214 is an abundant number, since it is smaller than the sum of its proper divisors (1377309282).

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

1061645214 is a wasteful number, since it uses less digits than its factorization.

1061645214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128520.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 1061645214 is about 32582.8975691236. The cubic root of 1061645214 is about 1020.1400595829.

The spelling of 1061645214 in words is "one billion, sixty-one million, six hundred forty-five thousand, two hundred fourteen".