1145152011 has 16 divisors (see below), whose sum is σ = 1619418528. Its totient is φ = 717312000.

The previous prime is 1145152003. The next prime is 1145152013. The reversal of 1145152011 is 1102515411.

It is not a de Polignac number, because 1145152011 - 2³ = 1145152003 is a prime.

It is a super-2 number, since 2×1145152011² = 2622746256594688242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1145152013) 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, 11971 + ... + 49331.

It is an arithmetic number, because the mean of its divisors is an integer number (101213658).

Almost surely, 2^1145152011 is an apocalyptic number.

1145152011 is a deficient number, since it is larger than the sum of its proper divisors (474266517).

1145152011 is a wasteful number, since it uses less digits than its factorization.

1145152011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37982.

The product of its (nonzero) digits is 200, while the sum is 21.

The square root of 1145152011 is about 33840.0947250447. The cubic root of 1145152011 is about 1046.2152512764.

Adding to 1145152011 its reverse (1102515411), we get a palindrome (2247667422).

The spelling of 1145152011 in words is "one billion, one hundred forty-five million, one hundred fifty-two thousand, eleven".