11452021395 has 64 divisors (see below), whose sum is σ = 19432562688. Its totient is φ = 5749632000.

The previous prime is 11452021391. The next prime is 11452021417. The reversal of 11452021395 is 59312025411.

It is a happy number.

It is not a de Polignac number, because 11452021395 - 2² = 11452021391 is a prime.

It is a super-2 number, since 2×11452021395² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11452021391) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8788314 + ... + 8789616.

It is an arithmetic number, because the mean of its divisors is an integer number (303633792).

Almost surely, 2^11452021395 is an apocalyptic number.

11452021395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11452021395 is a deficient number, since it is larger than the sum of its proper divisors (7980541293).

11452021395 is a wasteful number, since it uses less digits than its factorization.

11452021395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844.

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 11452021395 in words is "eleven billion, four hundred fifty-two million, twenty-one thousand, three hundred ninety-five".