403561142 has 8 divisors (see below), whose sum is σ = 605455536. Its totient is φ = 201742632.

The previous prime is 403561141. The next prime is 403561153. The reversal of 403561142 is 241165304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403561141) 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, 2978 + ... + 28565.

It is an arithmetic number, because the mean of its divisors is an integer number (75681942).

Almost surely, 2^403561142 is an apocalyptic number.

403561142 is a deficient number, since it is larger than the sum of its proper divisors (201894394).

403561142 is a wasteful number, since it uses less digits than its factorization.

403561142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37942.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 403561142 is about 20088.8312751140. The cubic root of 403561142 is about 738.9864026410.

The spelling of 403561142 in words is "four hundred three million, five hundred sixty-one thousand, one hundred forty-two".