1900551106 has 8 divisors (see below), whose sum is σ = 2856985344. Its totient is φ = 948222660.

The previous prime is 1900551101. The next prime is 1900551113. The reversal of 1900551106 is 6011550091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1900551106² = 7224189013035646472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1900551101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025290 + ... + 1027141.

It is an arithmetic number, because the mean of its divisors is an integer number (357123168).

Almost surely, 2^1900551106 is an apocalyptic number.

1900551106 is a deficient number, since it is larger than the sum of its proper divisors (956434238).

1900551106 is a wasteful number, since it uses less digits than its factorization.

1900551106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052896.

The product of its (nonzero) digits is 1350, while the sum is 28.

The square root of 1900551106 is about 43595.3105964392. The cubic root of 1900551106 is about 1238.6820687787.

The spelling of 1900551106 in words is "one billion, nine hundred million, five hundred fifty-one thousand, one hundred six".