1081409962 has 8 divisors (see below), whose sum is σ = 1622738916. Its totient is φ = 540496992.

The previous prime is 1081409957. The next prime is 1081409969. The reversal of 1081409962 is 2699041801.

It can be written as a sum of positive squares in 2 ways, for example, as 1065957201 + 15452761 = 32649^2 + 3931^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1081409969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97413 + ... + 107944.

Almost surely, 2^1081409962 is an apocalyptic number.

1081409962 is a deficient number, since it is larger than the sum of its proper divisors (541328954).

1081409962 is a wasteful number, since it uses less digits than its factorization.

1081409962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207992.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 1081409962 is about 32884.7983420911. The cubic root of 1081409962 is about 1026.4318555361.

The spelling of 1081409962 in words is "one billion, eighty-one million, four hundred nine thousand, nine hundred sixty-two".