155114434 has 16 divisors (see below), whose sum is σ = 239443776. Its totient is φ = 75308400.

The previous prime is 155114389. The next prime is 155114437. The reversal of 155114434 is 434411551.

It is not an unprimeable number, because it can be changed into a prime (155114437) 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, 40419 + ... + 44089.

It is an arithmetic number, because the mean of its divisors is an integer number (14965236).

Almost surely, 2^155114434 is an apocalyptic number.

155114434 is a deficient number, since it is larger than the sum of its proper divisors (84329342).

155114434 is a wasteful number, since it uses less digits than its factorization.

155114434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281.

The product of its digits is 4800, while the sum is 28.

The square root of 155114434 is about 12454.4945300883. The cubic root of 155114434 is about 537.3006972641.

Adding to 155114434 its reverse (434411551), we get a palindrome (589525985).

The spelling of 155114434 in words is "one hundred fifty-five million, one hundred fourteen thousand, four hundred thirty-four".