1401253003 has 2 divisors, whose sum is σ = 1401253004. Its totient is φ = 1401253002.

The previous prime is 1401252967. The next prime is 1401253019. The reversal of 1401253003 is 3003521041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1401253003 - 2⁹ = 1401252491 is a prime.

It is not a weakly prime, because it can be changed into another prime (1401223003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700626501 + 700626502.

It is an arithmetic number, because the mean of its divisors is an integer number (700626502).

Almost surely, 2^1401253003 is an apocalyptic number.

1401253003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401253003 is an equidigital number, since it uses as much as digits as its factorization.

1401253003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1401253003 is about 37433.3140798407. The cubic root of 1401253003 is about 1119.0225855641.

Adding to 1401253003 its reverse (3003521041), we get a palindrome (4404774044).

The spelling of 1401253003 in words is "one billion, four hundred one million, two hundred fifty-three thousand, three".