136452542 has 4 divisors (see below), whose sum is σ = 204678816. Its totient is φ = 68226270.

The previous prime is 136452529. The next prime is 136452587. The reversal of 136452542 is 245254631.

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

It is a junction number, because it is equal to n+sod(n) for n = 136452499 and 136452508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34113134 + ... + 34113137.

It is an arithmetic number, because the mean of its divisors is an integer number (51169704).

Almost surely, 2^136452542 is an apocalyptic number.

136452542 is a deficient number, since it is larger than the sum of its proper divisors (68226274).

136452542 is an equidigital number, since it uses as much as digits as its factorization.

136452542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68226273.

The product of its digits is 28800, while the sum is 32.

The square root of 136452542 is about 11681.2902540772. The cubic root of 136452542 is about 514.8260851159.

The spelling of 136452542 in words is "one hundred thirty-six million, four hundred fifty-two thousand, five hundred forty-two".