103246553 has 2 divisors, whose sum is σ = 103246554. Its totient is φ = 103246552.

The previous prime is 103246529. The next prime is 103246603. The reversal of 103246553 is 355642301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102252544 + 994009 = 10112^2 + 997^2 .

It is a cyclic number.

It is not a de Polignac number, because 103246553 - 2²⁴ = 86469337 is a prime.

It is a super-4 number, since 4×103246553⁴ (a number of 33 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (103246153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51623276 + 51623277.

It is an arithmetic number, because the mean of its divisors is an integer number (51623277).

Almost surely, 2^103246553 is an apocalyptic number.

It is an amenable number.

103246553 is a deficient number, since it is larger than the sum of its proper divisors (1).

103246553 is an equidigital number, since it uses as much as digits as its factorization.

103246553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 103246553 is about 10161.0310992537. The cubic root of 103246553 is about 469.1285390759.

Adding to 103246553 its reverse (355642301), we get a palindrome (458888854).

The spelling of 103246553 in words is "one hundred three million, two hundred forty-six thousand, five hundred fifty-three".