155226853 has 8 divisors (see below), whose sum is σ = 158761728. Its totient is φ = 151701744.

The previous prime is 155226833. The next prime is 155226901. The reversal of 155226853 is 358622551.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 155226853 - 2²¹ = 153129701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155226833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36675 + ... + 40687.

It is an arithmetic number, because the mean of its divisors is an integer number (19845216).

Almost surely, 2^155226853 is an apocalyptic number.

It is an amenable number.

155226853 is a deficient number, since it is larger than the sum of its proper divisors (3534875).

155226853 is an equidigital number, since it uses as much as digits as its factorization.

155226853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4883.

The product of its digits is 72000, while the sum is 37.

The square root of 155226853 is about 12459.0069026387. The cubic root of 155226853 is about 537.4304685972.

The spelling of 155226853 in words is "one hundred fifty-five million, two hundred twenty-six thousand, eight hundred fifty-three".