141212403 has 18 divisors (see below), whose sum is σ = 211817684. Its totient is φ = 94137228.

The previous prime is 141212381. The next prime is 141212411. The reversal of 141212403 is 304212141.

It is not a de Polignac number, because 141212403 - 2⁹ = 141211891 is a prime.

It is a super-2 number, since 2×141212403² = 39881885522068818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141210403) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4201 + ... + 17322.

Almost surely, 2^141212403 is an apocalyptic number.

141212403 is a deficient number, since it is larger than the sum of its proper divisors (70605281).

141212403 is an frugal number, since it uses more digits than its factorization.

141212403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21547 (or 21526 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 141212403 is about 11883.2825010601. The cubic root of 141212403 is about 520.7440077097.

Adding to 141212403 its reverse (304212141), we get a palindrome (445424544).

The spelling of 141212403 in words is "one hundred forty-one million, two hundred twelve thousand, four hundred three".