402463141 has 4 divisors (see below), whose sum is σ = 403031500. Its totient is φ = 401894784.

The previous prime is 402463133. The next prime is 402463157. The reversal of 402463141 is 141364204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25715041 + 376748100 = 5071^2 + 19410^2 .

It is a cyclic number.

It is not a de Polignac number, because 402463141 - 2³ = 402463133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402463121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283116 + ... + 284533.

It is an arithmetic number, because the mean of its divisors is an integer number (100757875).

Almost surely, 2^402463141 is an apocalyptic number.

It is an amenable number.

402463141 is a deficient number, since it is larger than the sum of its proper divisors (568359).

402463141 is an equidigital number, since it uses as much as digits as its factorization.

402463141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568358.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 402463141 is about 20061.4840178886. The cubic root of 402463141 is about 738.3155874689.

The spelling of 402463141 in words is "four hundred two million, four hundred sixty-three thousand, one hundred forty-one".