107721004 has 6 divisors (see below), whose sum is σ = 188511764. Its totient is φ = 53860500.

The previous prime is 107720989. The next prime is 107721007. The reversal of 107721004 is 400127701.

It is not an unprimeable number, because it can be changed into a prime (107721007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13465122 + ... + 13465129.

Almost surely, 2^107721004 is an apocalyptic number.

It is an amenable number.

107721004 is a deficient number, since it is larger than the sum of its proper divisors (80790760).

107721004 is a wasteful number, since it uses less digits than its factorization.

107721004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26930255 (or 26930253 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 107721004 is about 10378.8729638627. The cubic root of 107721004 is about 475.8098892439.

Adding to 107721004 its reverse (400127701), we get a palindrome (507848705).

The spelling of 107721004 in words is "one hundred seven million, seven hundred twenty-one thousand, four".