155473373 has 8 divisors (see below), whose sum is σ = 169796736. Its totient is φ = 141181600.

The previous prime is 155473369. The next prime is 155473387. The reversal of 155473373 is 373374551.

It is a happy number.

155473373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 155473373 - 2² = 155473369 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 (155473303) 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, 3068 + ... + 17898.

It is an arithmetic number, because the mean of its divisors is an integer number (21224592).

Almost surely, 2^155473373 is an apocalyptic number.

It is an amenable number.

155473373 is a deficient number, since it is larger than the sum of its proper divisors (14323363).

155473373 is a wasteful number, since it uses less digits than its factorization.

155473373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15795.

The product of its digits is 132300, while the sum is 38.

The square root of 155473373 is about 12468.8962222003. The cubic root of 155473373 is about 537.7148207841.

The spelling of 155473373 in words is "one hundred fifty-five million, four hundred seventy-three thousand, three hundred seventy-three".