1153155 has 16 divisors (see below), whose sum is σ = 1877760. Its totient is φ = 604128.

The previous prime is 1153153. The next prime is 1153157. The reversal of 1153155 is 5513511.

It is an interprime number because it is at equal distance from previous prime (1153153) and next prime (1153157).

It is not a de Polignac number, because 1153155 - 2¹ = 1153153 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1153153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234 + ... + 1536.

It is an arithmetic number, because the mean of its divisors is an integer number (117360).

2^1153155 is an apocalyptic number.

1153155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1153155 is a deficient number, since it is larger than the sum of its proper divisors (724605).

1153155 is a wasteful number, since it uses less digits than its factorization.

1153155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370.

The product of its digits is 375, while the sum is 21.

The square root of 1153155 is about 1073.8505482608. The cubic root of 1153155 is about 104.8646782829.

Adding to 1153155 its reverse (5513511), we get a palindrome (6666666).

The spelling of 1153155 in words is "one million, one hundred fifty-three thousand, one hundred fifty-five".