155463146 has 8 divisors (see below), whose sum is σ = 238617984. Its totient is φ = 75923820.

The previous prime is 155463137. The next prime is 155463157. The reversal of 155463146 is 641364551.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 903770 + ... + 903941.

It is an arithmetic number, because the mean of its divisors is an integer number (29827248).

Almost surely, 2^155463146 is an apocalyptic number.

155463146 is a deficient number, since it is larger than the sum of its proper divisors (83154838).

155463146 is a wasteful number, since it uses less digits than its factorization.

155463146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807756.

The product of its digits is 43200, while the sum is 35.

The square root of 155463146 is about 12468.4861150021. The cubic root of 155463146 is about 537.7030302763.

The spelling of 155463146 in words is "one hundred fifty-five million, four hundred sixty-three thousand, one hundred forty-six".