1135623151 has 16 divisors (see below), whose sum is σ = 1271592000. Its totient is φ = 1006967808.

The previous prime is 1135623131. The next prime is 1135623191. The reversal of 1135623151 is 1513265311.

It is a cyclic number.

It is not a de Polignac number, because 1135623151 - 2⁹ = 1135622639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135623121) 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, 67455 + ... + 82591.

It is an arithmetic number, because the mean of its divisors is an integer number (79474500).

Almost surely, 2^1135623151 is an apocalyptic number.

1135623151 is a deficient number, since it is larger than the sum of its proper divisors (135968849).

1135623151 is a wasteful number, since it uses less digits than its factorization.

1135623151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15378.

The product of its digits is 2700, while the sum is 28.

The square root of 1135623151 is about 33699.0081604786. The cubic root of 1135623151 is about 1043.3052973738.

Adding to 1135623151 its reverse (1513265311), we get a palindrome (2648888462).

The spelling of 1135623151 in words is "one billion, one hundred thirty-five million, six hundred twenty-three thousand, one hundred fifty-one".