155613234 has 16 divisors (see below), whose sum is σ = 355687488. Its totient is φ = 44460912.

The previous prime is 155613233. The next prime is 155613251. The reversal of 155613234 is 432316551.

155613234 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (155613233) 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, 1852497 + ... + 1852580.

It is an arithmetic number, because the mean of its divisors is an integer number (22230468).

Almost surely, 2^155613234 is an apocalyptic number.

155613234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

155613234 is an abundant number, since it is smaller than the sum of its proper divisors (200074254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155613234 is a wasteful number, since it uses less digits than its factorization.

155613234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705089.

The product of its digits is 10800, while the sum is 30.

The square root of 155613234 is about 12474.5033568475. The cubic root of 155613234 is about 537.8760119284.

Adding to 155613234 its reverse (432316551), we get a palindrome (587929785).

The spelling of 155613234 in words is "one hundred fifty-five million, six hundred thirteen thousand, two hundred thirty-four".