1054515403 has 2 divisors, whose sum is σ = 1054515404. Its totient is φ = 1054515402.

The previous prime is 1054515349. The next prime is 1054515419. The reversal of 1054515403 is 3045154501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1054515403 is a prime.

It is a super-2 number, since 2×1054515403² = 2224005470328504818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1054515433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527257701 + 527257702.

It is an arithmetic number, because the mean of its divisors is an integer number (527257702).

Almost surely, 2^1054515403 is an apocalyptic number.

1054515403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054515403 is an equidigital number, since it uses as much as digits as its factorization.

1054515403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1054515403 is about 32473.3029271739. The cubic root of 1054515403 is about 1017.8512380999.

Adding to 1054515403 its reverse (3045154501), we get a palindrome (4099669904).

The spelling of 1054515403 in words is "one billion, fifty-four million, five hundred fifteen thousand, four hundred three".