61355323 has 2 divisors, whose sum is σ = 61355324. Its totient is φ = 61355322.

The previous prime is 61355321. The next prime is 61355341. The reversal of 61355323 is 32355316.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61355323 - 2¹ = 61355321 is a prime.

Together with 61355321, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 61355291 and 61355300.

It is not a weakly prime, because it can be changed into another prime (61355321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30677661 + 30677662.

It is an arithmetic number, because the mean of its divisors is an integer number (30677662).

Almost surely, 2^61355323 is an apocalyptic number.

61355323 is a deficient number, since it is larger than the sum of its proper divisors (1).

61355323 is an equidigital number, since it uses as much as digits as its factorization.

61355323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8100, while the sum is 28.

The square root of 61355323 is about 7832.9638707197. The cubic root of 61355323 is about 394.4125712584.

The spelling of 61355323 in words is "sixty-one million, three hundred fifty-five thousand, three hundred twenty-three".