141005405402 has 4 divisors (see below), whose sum is σ = 211508108106. Its totient is φ = 70502702700.

The previous prime is 141005405399. The next prime is 141005405417. The reversal of 141005405402 is 204504500141.

141005405402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204504500141 = 164051 ⋅1246591.

It can be written as a sum of positive squares in only one way, i.e., 88137140641 + 52868264761 = 296879^2 + 229931^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35251351349 + ... + 35251351352.

Almost surely, 2^141005405402 is an apocalyptic number.

141005405402 is a deficient number, since it is larger than the sum of its proper divisors (70502702704).

141005405402 is an equidigital number, since it uses as much as digits as its factorization.

141005405402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70502702703.

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 141005405402 its reverse (204504500141), we get a palindrome (345509905543).

The spelling of 141005405402 in words is "one hundred forty-one billion, five million, four hundred five thousand, four hundred two".