103156133 has 2 divisors, whose sum is σ = 103156134. Its totient is φ = 103156132.

The previous prime is 103156129. The next prime is 103156147. The reversal of 103156133 is 331651301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71605444 + 31550689 = 8462^2 + 5617^2 .

It is an emirp because it is prime and its reverse (331651301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103156133 - 2² = 103156129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103156099 and 103156108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103156033) 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, 51578066 + 51578067.

It is an arithmetic number, because the mean of its divisors is an integer number (51578067).

Almost surely, 2^103156133 is an apocalyptic number.

It is an amenable number.

103156133 is a deficient number, since it is larger than the sum of its proper divisors (1).

103156133 is an equidigital number, since it uses as much as digits as its factorization.

103156133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 103156133 is about 10156.5807730752. The cubic root of 103156133 is about 468.9915498650.

The spelling of 103156133 in words is "one hundred three million, one hundred fifty-six thousand, one hundred thirty-three".