103485491 has 2 divisors, whose sum is σ = 103485492. Its totient is φ = 103485490.

The previous prime is 103485467. The next prime is 103485539. The reversal of 103485491 is 194584301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103485491 - 2²² = 99291187 is a prime.

It is a super-2 number, since 2×103485491² = 21418493695022162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103485401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51742745 + 51742746.

It is an arithmetic number, because the mean of its divisors is an integer number (51742746).

Almost surely, 2^103485491 is an apocalyptic number.

103485491 is a deficient number, since it is larger than the sum of its proper divisors (1).

103485491 is an equidigital number, since it uses as much as digits as its factorization.

103485491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 103485491 is about 10172.7818712484. The cubic root of 103485491 is about 469.4901533303.

The spelling of 103485491 in words is "one hundred three million, four hundred eighty-five thousand, four hundred ninety-one".