1142520803 has 2 divisors, whose sum is σ = 1142520804. Its totient is φ = 1142520802.

The previous prime is 1142520727. The next prime is 1142520839. The reversal of 1142520803 is 3080252411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1142520803 - 2¹⁸ = 1142258659 is a prime.

It is not a weakly prime, because it can be changed into another prime (1142520703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571260401 + 571260402.

It is an arithmetic number, because the mean of its divisors is an integer number (571260402).

Almost surely, 2^1142520803 is an apocalyptic number.

1142520803 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142520803 is an equidigital number, since it uses as much as digits as its factorization.

1142520803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1142520803 is about 33801.1952895160. The cubic root of 1142520803 is about 1045.4133428897.

The spelling of 1142520803 in words is "one billion, one hundred forty-two million, five hundred twenty thousand, eight hundred three".