107672091 has 4 divisors (see below), whose sum is σ = 143562792. Its totient is φ = 71781392.

The previous prime is 107672087. The next prime is 107672093. The reversal of 107672091 is 190276701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 190276701 = 3 ⋅63425567.

It is a cyclic number.

It is not a de Polignac number, because 107672091 - 2² = 107672087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (107672093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17945346 + ... + 17945351.

It is an arithmetic number, because the mean of its divisors is an integer number (35890698).

Almost surely, 2^107672091 is an apocalyptic number.

107672091 is a deficient number, since it is larger than the sum of its proper divisors (35890701).

107672091 is an equidigital number, since it uses as much as digits as its factorization.

107672091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35890700.

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 107672091 is about 10376.5163229284. The cubic root of 107672091 is about 475.7378611599.

The spelling of 107672091 in words is "one hundred seven million, six hundred seventy-two thousand, ninety-one".