607101661 has 16 divisors (see below), whose sum is σ = 657764800. Its totient is φ = 558379008.

The previous prime is 607101647. The next prime is 607101749. The reversal of 607101661 is 166101706.

It is a cyclic number.

It is not a de Polignac number, because 607101661 - 2⁷ = 607101533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (607101601) 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, 540046 + ... + 541168.

It is an arithmetic number, because the mean of its divisors is an integer number (41110300).

Almost surely, 2^607101661 is an apocalyptic number.

It is an amenable number.

607101661 is a deficient number, since it is larger than the sum of its proper divisors (50663139).

607101661 is a wasteful number, since it uses less digits than its factorization.

607101661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 607101661 is about 24639.4330494839. The cubic root of 607101661 is about 846.7472737407.

The spelling of 607101661 in words is "six hundred seven million, one hundred one thousand, six hundred sixty-one".