105551542 has 4 divisors (see below), whose sum is σ = 158327316. Its totient is φ = 52775770.

The previous prime is 105551489. The next prime is 105551569. The reversal of 105551542 is 245155501.

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

It is a super-2 number, since 2×105551542² = 22282256037155528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105551542.

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, 26387884 + ... + 26387887.

It is an arithmetic number, because the mean of its divisors is an integer number (39581829).

Almost surely, 2^105551542 is an apocalyptic number.

105551542 is a deficient number, since it is larger than the sum of its proper divisors (52775774).

105551542 is an equidigital number, since it uses as much as digits as its factorization.

105551542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52775773.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 105551542 is about 10273.8280110191. The cubic root of 105551542 is about 472.5939896821.

The spelling of 105551542 in words is "one hundred five million, five hundred fifty-one thousand, five hundred forty-two".