100551454 has 4 divisors (see below), whose sum is σ = 150827184. Its totient is φ = 50275726.

The previous prime is 100551433. The next prime is 100551463. The reversal of 100551454 is 454155001.

It is a happy number.

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

It is a super-2 number, since 2×100551454² = 20221189803028232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25137862 + ... + 25137865.

It is an arithmetic number, because the mean of its divisors is an integer number (37706796).

Almost surely, 2^100551454 is an apocalyptic number.

100551454 is a deficient number, since it is larger than the sum of its proper divisors (50275730).

100551454 is an equidigital number, since it uses as much as digits as its factorization.

100551454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50275729.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 100551454 is about 10027.5347917621. The cubic root of 100551454 is about 465.0105273756.

The spelling of 100551454 in words is "one hundred million, five hundred fifty-one thousand, four hundred fifty-four".