143461436 has 12 divisors (see below), whose sum is σ = 265825728. Its totient is φ = 67511232.

The previous prime is 143461429. The next prime is 143461441. The reversal of 143461436 is 634164341.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1054796 + ... + 1054931.

It is an arithmetic number, because the mean of its divisors is an integer number (22152144).

Almost surely, 2^143461436 is an apocalyptic number.

It is an amenable number.

143461436 is a deficient number, since it is larger than the sum of its proper divisors (122364292).

143461436 is a wasteful number, since it uses less digits than its factorization.

143461436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2109748 (or 2109746 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 143461436 is about 11977.5388122936. The cubic root of 143461436 is about 523.4940194724.

The spelling of 143461436 in words is "one hundred forty-three million, four hundred sixty-one thousand, four hundred thirty-six".