119978049 has 4 divisors (see below), whose sum is σ = 159970736. Its totient is φ = 79985364.

The previous prime is 119978021. The next prime is 119978057. The reversal of 119978049 is 940879911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 119978049 - 2¹¹ = 119976001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 119977989 and 119978007.

It is not an unprimeable number, because it can be changed into a prime (119978009) 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, 19996339 + ... + 19996344.

It is an arithmetic number, because the mean of its divisors is an integer number (39992684).

Almost surely, 2^119978049 is an apocalyptic number.

It is an amenable number.

119978049 is a deficient number, since it is larger than the sum of its proper divisors (39992687).

119978049 is an equidigital number, since it uses as much as digits as its factorization.

119978049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39992686.

The product of its (nonzero) digits is 163296, while the sum is 48.

The square root of 119978049 is about 10953.4491827917. The cubic root of 119978049 is about 493.2123375758.

The spelling of 119978049 in words is "one hundred nineteen million, nine hundred seventy-eight thousand, forty-nine".