101554461 has 12 divisors (see below), whose sum is σ = 148700188. Its totient is φ = 66775104.

The previous prime is 101554459. The next prime is 101554469. The reversal of 101554461 is 164455101.

101554461 is a `hidden beast` number, since 101 + 554 + 4 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 69405561 + 32148900 = 8331^2 + 5670^2 .

It is not a de Polignac number, because 101554461 - 2¹ = 101554459 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101554469) 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 11 ways as a sum of consecutive naturals, for example, 76630 + ... + 77943.

Almost surely, 2^101554461 is an apocalyptic number.

It is an amenable number.

101554461 is a deficient number, since it is larger than the sum of its proper divisors (47145727).

101554461 is a wasteful number, since it uses less digits than its factorization.

101554461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154652 (or 154649 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 101554461 is about 10077.4233313878. The cubic root of 101554461 is about 466.5515842641.

The spelling of 101554461 in words is "one hundred one million, five hundred fifty-four thousand, four hundred sixty-one".