103251361 has 2 divisors, whose sum is σ = 103251362. Its totient is φ = 103251360.

The previous prime is 103251331. The next prime is 103251383. The reversal of 103251361 is 163152301.

It is a happy number.

It is an a-pointer prime, because the next prime (103251383) can be obtained adding 103251361 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101203600 + 2047761 = 10060^2 + 1431^2 .

It is a cyclic number.

It is not a de Polignac number, because 103251361 - 2²⁵ = 69696929 is a prime.

It is not a weakly prime, because it can be changed into another prime (103251331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51625680 + 51625681.

It is an arithmetic number, because the mean of its divisors is an integer number (51625681).

Almost surely, 2^103251361 is an apocalyptic number.

It is an amenable number.

103251361 is a deficient number, since it is larger than the sum of its proper divisors (1).

103251361 is an equidigital number, since it uses as much as digits as its factorization.

103251361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 103251361 is about 10161.2676866619. The cubic root of 103251361 is about 469.1358211108.

The spelling of 103251361 in words is "one hundred three million, two hundred fifty-one thousand, three hundred sixty-one".