2402355401 has 2 divisors, whose sum is σ = 2402355402. Its totient is φ = 2402355400.

The previous prime is 2402355367. The next prime is 2402355427. The reversal of 2402355401 is 1045532042.

It is a happy number.

It is an a-pointer prime, because the next prime (2402355427) can be obtained adding 2402355401 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1298521225 + 1103834176 = 36035^2 + 33224^2 .

It is a cyclic number.

It is not a de Polignac number, because 2402355401 - 2⁶ = 2402355337 is a prime.

It is a super-2 number, since 2×2402355401² = 11542622945427741602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2402355001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201177700 + 1201177701.

It is an arithmetic number, because the mean of its divisors is an integer number (1201177701).

Almost surely, 2^2402355401 is an apocalyptic number.

It is an amenable number.

2402355401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2402355401 is an equidigital number, since it uses as much as digits as its factorization.

2402355401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2402355401 is about 49013.8286711006. The cubic root of 2402355401 is about 1339.3037522460.

Adding to 2402355401 its reverse (1045532042), we get a palindrome (3447887443).

The spelling of 2402355401 in words is "two billion, four hundred two million, three hundred fifty-five thousand, four hundred one".