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3450121 is a prime number
BaseRepresentation
bin1101001010010100001001
320111021200021
431022110021
51340400441
6201540441
741216443
oct15122411
96437607
103450121
111a47144
1211a4721
1393a4bc
1465b493
154823d1
hex34a509

3450121 has 2 divisors, whose sum is σ = 3450122. Its totient is φ = 3450120.

The previous prime is 3450113. The next prime is 3450127. The reversal of 3450121 is 1210543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2368521 + 1081600 = 1539^2 + 1040^2 .

It is a cyclic number.

It is not a de Polignac number, because 3450121 - 23 = 3450113 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

3450121 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3450095 and 3450104.

It is not a weakly prime, because it can be changed into another prime (3450127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1725060 + 1725061.

It is an arithmetic number, because the mean of its divisors is an integer number (1725061).

Almost surely, 23450121 is an apocalyptic number.

It is an amenable number.

3450121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3450121 is an equidigital number, since it uses as much as digits as its factorization.

3450121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 3450121 is about 1857.4501339202. The cubic root of 3450121 is about 151.1047472850.

Adding to 3450121 its reverse (1210543), we get a palindrome (4660664).

The spelling of 3450121 in words is "three million, four hundred fifty thousand, one hundred twenty-one".