106172054 has 4 divisors (see below), whose sum is σ = 159258084. Its totient is φ = 53086026.

The previous prime is 106172047. The next prime is 106172063. The reversal of 106172054 is 450271601.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×106172054² = 22545010101157832, 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 as a sum of consecutive naturals, namely, 26543012 + ... + 26543015.

It is an arithmetic number, because the mean of its divisors is an integer number (39814521).

Almost surely, 2^106172054 is an apocalyptic number.

106172054 is a deficient number, since it is larger than the sum of its proper divisors (53086030).

106172054 is an equidigital number, since it uses as much as digits as its factorization.

106172054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53086029.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 106172054 is about 10303.9824339912. The cubic root of 106172054 is about 473.5182694433.

The spelling of 106172054 in words is "one hundred six million, one hundred seventy-two thousand, fifty-four".