155053634 has 16 divisors (see below), whose sum is σ = 249734016. Its totient is φ = 71937600.

The previous prime is 155053631. The next prime is 155053637. The reversal of 155053634 is 436350551.

It is an interprime number because it is at equal distance from previous prime (155053631) and next prime (155053637).

It is a self number, because there is not a number n which added to its sum of digits gives 155053634.

It is not an unprimeable number, because it can be changed into a prime (155053631) 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, 29702 + ... + 34529.

It is an arithmetic number, because the mean of its divisors is an integer number (15608376).

Almost surely, 2^155053634 is an apocalyptic number.

155053634 is a deficient number, since it is larger than the sum of its proper divisors (94680382).

155053634 is a wasteful number, since it uses less digits than its factorization.

155053634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64321.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 155053634 is about 12452.0534049610. The cubic root of 155053634 is about 537.2304864081.

The spelling of 155053634 in words is "one hundred fifty-five million, fifty-three thousand, six hundred thirty-four".