1670353 has 2 divisors, whose sum is σ = 1670354. Its totient is φ = 1670352.

The previous prime is 1670341. The next prime is 1670359. The reversal of 1670353 is 3530761.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1669264 + 1089 = 1292^2 + 33^2 .

It is a cyclic number.

It is not a de Polignac number, because 1670353 - 2¹³ = 1662161 is a prime.

1670353 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1670359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835176 + 835177.

It is an arithmetic number, because the mean of its divisors is an integer number (835177).

2^1670353 is an apocalyptic number.

It is an amenable number.

1670353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1670353 is an equidigital number, since it uses as much as digits as its factorization.

1670353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 1670353 is about 1292.4213709158. The cubic root of 1670353 is about 118.6504584113.

It can be divided in two parts, 167035 and 3, that multiplied together give a palindrome (501105).

The spelling of 1670353 in words is "one million, six hundred seventy thousand, three hundred fifty-three".