105497130 has 32 divisors (see below), whose sum is σ = 254669184. Its totient is φ = 27968576.

The previous prime is 105497111. The next prime is 105497137. The reversal of 105497130 is 31794501.

It is a super-2 number, since 2×105497130² = 22259288876473800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (105497137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4974 + ... + 15353.

It is an arithmetic number, because the mean of its divisors is an integer number (7958412).

Almost surely, 2^105497130 is an apocalyptic number.

105497130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105497130 is an abundant number, since it is smaller than the sum of its proper divisors (149172054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105497130 is a wasteful number, since it uses less digits than its factorization.

105497130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20510.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 105497130 is about 10271.1795817228. The cubic root of 105497130 is about 472.5127680545.

The spelling of 105497130 in words is "one hundred five million, four hundred ninety-seven thousand, one hundred thirty".