1072603 has 8 divisors (see below), whose sum is σ = 1244672. Its totient is φ = 905256.

The previous prime is 1072543. The next prime is 1072613. The reversal of 1072603 is 3062701.

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

It is a cyclic number.

It is not a de Polignac number, because 1072603 - 2¹³ = 1064411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1072613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675 + ... + 1612.

It is an arithmetic number, because the mean of its divisors is an integer number (155584).

2^1072603 is an apocalyptic number.

1072603 is a deficient number, since it is larger than the sum of its proper divisors (172069).

1072603 is an equidigital number, since it uses as much as digits as its factorization.

1072603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 1072603 is about 1035.6654865351. The cubic root of 1072603 is about 102.3637849536.

It can be divided in two parts, 1072 and 603, that multiplied together give a square (646416 = 804²).

The spelling of 1072603 in words is "one million, seventy-two thousand, six hundred three".