1960403 has 4 divisors (see below), whose sum is σ = 1982520. Its totient is φ = 1938288.

The previous prime is 1960397. The next prime is 1960421. The reversal of 1960403 is 3040691.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1960403 - 2¹⁸ = 1698259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1960493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10925 + ... + 11102.

It is an arithmetic number, because the mean of its divisors is an integer number (495630).

2^1960403 is an apocalyptic number.

1960403 is a deficient number, since it is larger than the sum of its proper divisors (22117).

1960403 is an equidigital number, since it uses as much as digits as its factorization.

1960403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22116.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 1960403 is about 1400.1439211738. The cubic root of 1960403 is about 125.1550715430.

The spelling of 1960403 in words is "one million, nine hundred sixty thousand, four hundred three".