1101213952 has 36 divisors (see below), whose sum is σ = 2215499776. Its totient is φ = 546255360.

The previous prime is 1101213931. The next prime is 1101213973. The reversal of 1101213952 is 2593121011.

It is an interprime number because it is at equal distance from previous prime (1101213931) and next prime (1101213973).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15577 + ... + 49447.

Almost surely, 2^1101213952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101213952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1107749888).

1101213952 is an abundant number, since it is smaller than the sum of its proper divisors (1114285824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101213952 is an equidigital number, since it uses as much as digits as its factorization.

1101213952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34014 (or 34000 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 1101213952 is about 33184.5438721101. The cubic root of 1101213952 is about 1032.6597147922.

Adding to 1101213952 its reverse (2593121011), we get a palindrome (3694334963).

It can be divided in two parts, 11012 and 13952, that added together give a square (24964 = 158²).

The spelling of 1101213952 in words is "one billion, one hundred one million, two hundred thirteen thousand, nine hundred fifty-two".