2542703 has 2 divisors, whose sum is σ = 2542704. Its totient is φ = 2542702.

The previous prime is 2542699. The next prime is 2542733. The reversal of 2542703 is 3072452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2542703 - 2² = 2542699 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2542733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271351 + 1271352.

It is an arithmetic number, because the mean of its divisors is an integer number (1271352).

2^2542703 is an apocalyptic number.

2542703 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542703 is an equidigital number, since it uses as much as digits as its factorization.

2542703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 2542703 is about 1594.5855260851. The cubic root of 2542703 is about 136.4892807354.

The spelling of 2542703 in words is "two million, five hundred forty-two thousand, seven hundred three".