103161623 has 2 divisors, whose sum is σ = 103161624. Its totient is φ = 103161622.

The previous prime is 103161557. The next prime is 103161631. The reversal of 103161623 is 326161301.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (326161301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103161623 - 2¹⁰ = 103160599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103161673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51580811 + 51580812.

It is an arithmetic number, because the mean of its divisors is an integer number (51580812).

Almost surely, 2^103161623 is an apocalyptic number.

103161623 is a deficient number, since it is larger than the sum of its proper divisors (1).

103161623 is an equidigital number, since it uses as much as digits as its factorization.

103161623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 103161623 is about 10156.8510376002. The cubic root of 103161623 is about 468.9998696738. Note that the first 3 decimals are identical.

The spelling of 103161623 in words is "one hundred three million, one hundred sixty-one thousand, six hundred twenty-three".