1090309952 has 14 divisors (see below), whose sum is σ = 2163583938. Its totient is φ = 545154944.

The previous prime is 1090309951. The next prime is 1090309967. The reversal of 1090309952 is 2599030901.

It can be written as a sum of positive squares in only one way, i.e., 1004636416 + 85673536 = 31696^2 + 9256^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1090309951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8517983 + ... + 8518110.

Almost surely, 2^1090309952 is an apocalyptic number.

It is an amenable number.

1090309952 is a deficient number, since it is larger than the sum of its proper divisors (1073273986).

1090309952 is an equidigital number, since it uses as much as digits as its factorization.

1090309952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17036105 (or 17036095 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 38.

The square root of 1090309952 is about 33019.8417924738. The cubic root of 1090309952 is about 1029.2400061847.

The spelling of 1090309952 in words is "one billion, ninety million, three hundred nine thousand, nine hundred fifty-two".