1674540233 has 2 divisors, whose sum is σ = 1674540234. Its totient is φ = 1674540232.

The previous prime is 1674540223. The next prime is 1674540253. The reversal of 1674540233 is 3320454761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 954315664 + 720224569 = 30892^2 + 26837^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1674540233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1674540193 and 1674540202.

It is not a weakly prime, because it can be changed into another prime (1674540223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 837270116 + 837270117.

It is an arithmetic number, because the mean of its divisors is an integer number (837270117).

Almost surely, 2^1674540233 is an apocalyptic number.

It is an amenable number.

1674540233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1674540233 is an equidigital number, since it uses as much as digits as its factorization.

1674540233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 1674540233 is about 40921.1465259711. The cubic root of 1674540233 is about 1187.4951981782.

Adding to 1674540233 its reverse (3320454761), we get a palindrome (4994994994).

The spelling of 1674540233 in words is "one billion, six hundred seventy-four million, five hundred forty thousand, two hundred thirty-three".