155323763 has 8 divisors (see below), whose sum is σ = 177786720. Its totient is φ = 132929280.

The previous prime is 155323757. The next prime is 155323799. The reversal of 155323763 is 367323551.

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 155323763 - 2¹⁶ = 155258227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155323463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12158 + ... + 21411.

It is an arithmetic number, because the mean of its divisors is an integer number (22223340).

Almost surely, 2^155323763 is an apocalyptic number.

155323763 is a deficient number, since it is larger than the sum of its proper divisors (22462957).

155323763 is an equidigital number, since it uses as much as digits as its factorization.

155323763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34237.

The product of its digits is 56700, while the sum is 35.

The square root of 155323763 is about 12462.8954500951. The cubic root of 155323763 is about 537.5422867758.

The spelling of 155323763 in words is "one hundred fifty-five million, three hundred twenty-three thousand, seven hundred sixty-three".