105512150 has 24 divisors (see below), whose sum is σ = 203022720. Its totient is φ = 40748960.

The previous prime is 105512131. The next prime is 105512167. The reversal of 105512150 is 51215501.

It is a happy number.

It is a super-2 number, since 2×105512150² = 22265627595245000, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34934 + ... + 37833.

It is an arithmetic number, because the mean of its divisors is an integer number (8459280).

Almost surely, 2^105512150 is an apocalyptic number.

105512150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105512150 is a deficient number, since it is larger than the sum of its proper divisors (97510570).

105512150 is a wasteful number, since it uses less digits than its factorization.

105512150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72808 (or 72803 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 105512150 is about 10271.9107278052. The cubic root of 105512150 is about 472.5351914291.

Adding to 105512150 its reverse (51215501), we get a palindrome (156727651).

The spelling of 105512150 in words is "one hundred five million, five hundred twelve thousand, one hundred fifty".