106437551 has 4 divisors (see below), whose sum is σ = 116113704. Its totient is φ = 96761400.

The previous prime is 106437523. The next prime is 106437553. The reversal of 106437551 is 155734601.

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

It is a cyclic number.

It is not a de Polignac number, because 106437551 - 2¹⁴ = 106421167 is a prime.

It is a super-2 number, since 2×106437551² = 22657904525755202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106437553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4838060 + ... + 4838081.

It is an arithmetic number, because the mean of its divisors is an integer number (29028426).

Almost surely, 2^106437551 is an apocalyptic number.

106437551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

106437551 is a deficient number, since it is larger than the sum of its proper divisors (9676153).

106437551 is an equidigital number, since it uses as much as digits as its factorization.

106437551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9676152.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 106437551 is about 10316.8576126648. The cubic root of 106437551 is about 473.9126388637.

The spelling of 106437551 in words is "one hundred six million, four hundred thirty-seven thousand, five hundred fifty-one".