3119488745 has 8 divisors (see below), whose sum is σ = 3749123016. Its totient is φ = 2491766656.

The previous prime is 3119488741. The next prime is 3119488753. The reversal of 3119488745 is 5478849113.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 196897024 + 2922591721 = 14032^2 + 54061^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3119488745 - 2² = 3119488741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3119488693 and 3119488702.

It is not an unprimeable number, because it can be changed into a prime (3119488741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474452 + ... + 480981.

It is an arithmetic number, because the mean of its divisors is an integer number (468640377).

Almost surely, 2^3119488745 is an apocalyptic number.

It is an amenable number.

3119488745 is a deficient number, since it is larger than the sum of its proper divisors (629634271).

3119488745 is an equidigital number, since it uses as much as digits as its factorization.

3119488745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956091.

The product of its digits is 967680, while the sum is 50.

The square root of 3119488745 is about 55852.3835212070. The cubic root of 3119488745 is about 1461.1488962981.

The spelling of 3119488745 in words is "three billion, one hundred nineteen million, four hundred eighty-eight thousand, seven hundred forty-five".