1493523103 has 2 divisors, whose sum is σ = 1493523104. Its totient is φ = 1493523102.

The previous prime is 1493523091. The next prime is 1493523137. The reversal of 1493523103 is 3013253941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1493523103 - 2¹⁷ = 1493392031 is a prime.

It is a super-2 number, since 2×1493523103² = 4461222518389497218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1493520103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746761551 + 746761552.

It is an arithmetic number, because the mean of its divisors is an integer number (746761552).

Almost surely, 2^1493523103 is an apocalyptic number.

1493523103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1493523103 is an equidigital number, since it uses as much as digits as its factorization.

1493523103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 1493523103 is about 38646.1266235052. The cubic root of 1493523103 is about 1143.0642662764.

The spelling of 1493523103 in words is "one billion, four hundred ninety-three million, five hundred twenty-three thousand, one hundred three".