1051402403 has 2 divisors, whose sum is σ = 1051402404. Its totient is φ = 1051402402.

The previous prime is 1051402379. The next prime is 1051402477. The reversal of 1051402403 is 3042041501.

1051402403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1051402403 - 2²⁴ = 1034625187 is a prime.

It is a super-2 number, since 2×1051402403² = 2210894026068348818, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1051402003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525701201 + 525701202.

It is an arithmetic number, because the mean of its divisors is an integer number (525701202).

Almost surely, 2^1051402403 is an apocalyptic number.

1051402403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051402403 is an equidigital number, since it uses as much as digits as its factorization.

1051402403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1051402403 is about 32425.3358193867. The cubic root of 1051402403 is about 1016.8486625841.

Adding to 1051402403 its reverse (3042041501), we get a palindrome (4093443904).

The spelling of 1051402403 in words is "one billion, fifty-one million, four hundred two thousand, four hundred three".