106377731 has 8 divisors (see below), whose sum is σ = 109000080. Its totient is φ = 103778272.

The previous prime is 106377727. The next prime is 106377749. The reversal of 106377731 is 137773601.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106377731 - 2² = 106377727 is a prime.

It is a super-2 number, since 2×106377731² = 22632443305416722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106377691 and 106377700.

It is not an unprimeable number, because it can be changed into a prime (106377431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3881 + ... + 15093.

It is an arithmetic number, because the mean of its divisors is an integer number (13625010).

Almost surely, 2^106377731 is an apocalyptic number.

106377731 is a deficient number, since it is larger than the sum of its proper divisors (2622349).

106377731 is a wasteful number, since it uses less digits than its factorization.

106377731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11445.

The product of its (nonzero) digits is 18522, while the sum is 35.

The square root of 106377731 is about 10313.9580666202. The cubic root of 106377731 is about 473.8238394803.

The spelling of 106377731 in words is "one hundred six million, three hundred seventy-seven thousand, seven hundred thirty-one".