142403541106 has 4 divisors (see below), whose sum is σ = 213605311662. Its totient is φ = 71201770552.

The previous prime is 142403541103. The next prime is 142403541121. The reversal of 142403541106 is 601145304241.

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

It can be written as a sum of positive squares in only one way, i.e., 142022705881 + 380835225 = 376859^2 + 19515^2 .

It is not an unprimeable number, because it can be changed into a prime (142403541101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35600885275 + ... + 35600885278.

Almost surely, 2^142403541106 is an apocalyptic number.

142403541106 is a deficient number, since it is larger than the sum of its proper divisors (71201770556).

142403541106 is an equidigital number, since it uses as much as digits as its factorization.

142403541106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71201770555.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 142403541106 its reverse (601145304241), we get a palindrome (743548845347).

The spelling of 142403541106 in words is "one hundred forty-two billion, four hundred three million, five hundred forty-one thousand, one hundred six".