1156213335 has 16 divisors (see below), whose sum is σ = 1930374144. Its totient is φ = 589836192.

The previous prime is 1156213319. The next prime is 1156213349. The reversal of 1156213335 is 5333126511.

It is not a de Polignac number, because 1156213335 - 2⁴ = 1156213319 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1675327 + ... + 1676016.

It is an arithmetic number, because the mean of its divisors is an integer number (120648384).

Almost surely, 2^1156213335 is an apocalyptic number.

1156213335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1156213335 is a deficient number, since it is larger than the sum of its proper divisors (774160809).

1156213335 is a wasteful number, since it uses less digits than its factorization.

1156213335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351374.

The product of its digits is 8100, while the sum is 30.

The square root of 1156213335 is about 34003.1371346821. The cubic root of 1156213335 is about 1049.5730191362.

Adding to 1156213335 its reverse (5333126511), we get a palindrome (6489339846).

The spelling of 1156213335 in words is "one billion, one hundred fifty-six million, two hundred thirteen thousand, three hundred thirty-five".