43313401 has 2 divisors, whose sum is σ = 43313402. Its totient is φ = 43313400.

The previous prime is 43313381. The next prime is 43313411. The reversal of 43313401 is 10431334.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30525625 + 12787776 = 5525^2 + 3576^2 .

It is a cyclic number.

It is not a de Polignac number, because 43313401 - 2¹⁹ = 42789113 is a prime.

It is not a weakly prime, because it can be changed into another prime (43313411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21656700 + 21656701.

It is an arithmetic number, because the mean of its divisors is an integer number (21656701).

Almost surely, 2^43313401 is an apocalyptic number.

It is an amenable number.

43313401 is a deficient number, since it is larger than the sum of its proper divisors (1).

43313401 is an equidigital number, since it uses as much as digits as its factorization.

43313401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 43313401 is about 6581.2917425077. The cubic root of 43313401 is about 351.1888848977.

Adding to 43313401 its reverse (10431334), we get a palindrome (53744735).

The spelling of 43313401 in words is "forty-three million, three hundred thirteen thousand, four hundred one".