106144551 has 12 divisors (see below), whose sum is σ = 153426312. Its totient is φ = 70713936.

The previous prime is 106144537. The next prime is 106144573. The reversal of 106144551 is 155441601.

106144551 is a `hidden beast` number, since 1 + 0 + 614 + 45 + 5 + 1 = 666.

It is not a de Polignac number, because 106144551 - 2²¹ = 104047399 is a prime.

It is a super-2 number, since 2×106144551² = 22533331413983202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106144151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13645 + ... + 19961.

It is an arithmetic number, because the mean of its divisors is an integer number (12785526).

Almost surely, 2^106144551 is an apocalyptic number.

106144551 is a deficient number, since it is larger than the sum of its proper divisors (47281761).

106144551 is a wasteful number, since it uses less digits than its factorization.

106144551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8190 (or 8187 counting only the distinct ones).

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

The square root of 106144551 is about 10302.6477664725. The cubic root of 106144551 is about 473.4773789040.

The spelling of 106144551 in words is "one hundred six million, one hundred forty-four thousand, five hundred fifty-one".