139754063 has 4 divisors (see below), whose sum is σ = 147109560. Its totient is φ = 132398568.

The previous prime is 139754051. The next prime is 139754113. The reversal of 139754063 is 360457931.

It is a happy number.

139754063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 360457931 = 5479 ⋅65789.

It is a cyclic number.

It is not a de Polignac number, because 139754063 - 2⁸ = 139753807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139754663) 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, 3677720 + ... + 3677757.

It is an arithmetic number, because the mean of its divisors is an integer number (36777390).

Almost surely, 2^139754063 is an apocalyptic number.

139754063 is a deficient number, since it is larger than the sum of its proper divisors (7355497).

139754063 is an equidigital number, since it uses as much as digits as its factorization.

139754063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7355496.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 139754063 is about 11821.7622628777. The cubic root of 139754063 is about 518.9451780581.

The spelling of 139754063 in words is "one hundred thirty-nine million, seven hundred fifty-four thousand, sixty-three".