1961152 has 14 divisors (see below), whose sum is σ = 3891788. Its totient is φ = 980544.

The previous prime is 1961147. The next prime is 1961173. The reversal of 1961152 is 2511691.

It is a super-2 number, since 2×1961152² = 7692234334208, which contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 15258 + ... + 15385.

2^1961152 is an apocalyptic number.

It is an amenable number.

1961152 is a deficient number, since it is larger than the sum of its proper divisors (1930636).

1961152 is an equidigital number, since it uses as much as digits as its factorization.

1961152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30655 (or 30645 counting only the distinct ones).

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

The square root of 1961152 is about 1400.4113681344. The cubic root of 1961152 is about 125.1710086084.

The spelling of 1961152 in words is "one million, nine hundred sixty-one thousand, one hundred fifty-two".