3505121413 has 2 divisors, whose sum is σ = 3505121414. Its totient is φ = 3505121412.

The previous prime is 3505121401. The next prime is 3505121429. The reversal of 3505121413 is 3141215053.

It is a happy number.

3505121413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3361912324 + 143209089 = 57982^2 + 11967^2 .

It is an emirp because it is prime and its reverse (3141215053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3505121413 - 2²⁵ = 3471566981 is a prime.

It is a super-2 number, since 2×3505121413² = 24571752239742233138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3505121483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1752560706 + 1752560707.

It is an arithmetic number, because the mean of its divisors is an integer number (1752560707).

Almost surely, 2^3505121413 is an apocalyptic number.

It is an amenable number.

3505121413 is a deficient number, since it is larger than the sum of its proper divisors (1).

3505121413 is an equidigital number, since it uses as much as digits as its factorization.

3505121413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 3505121413 is about 59204.0658485547. The cubic root of 3505121413 is about 1519.0346786538.

Adding to 3505121413 its reverse (3141215053), we get a palindrome (6646336466).

The spelling of 3505121413 in words is "three billion, five hundred five million, one hundred twenty-one thousand, four hundred thirteen".