1047477345 has 8 divisors (see below), whose sum is σ = 1675963776. Its totient is φ = 558654576.

The previous prime is 1047477341. The next prime is 1047477367. The reversal of 1047477345 is 5437747401.

It is a happy number.

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

It is not a de Polignac number, because 1047477345 - 2² = 1047477341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1047477297 and 1047477306.

It is not an unprimeable number, because it can be changed into a prime (1047477341) 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, 34915897 + ... + 34915926.

It is an arithmetic number, because the mean of its divisors is an integer number (209495472).

Almost surely, 2^1047477345 is an apocalyptic number.

1047477345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1047477345 is a deficient number, since it is larger than the sum of its proper divisors (628486431).

1047477345 is an equidigital number, since it uses as much as digits as its factorization.

1047477345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69831831.

The product of its (nonzero) digits is 329280, while the sum is 42.

The square root of 1047477345 is about 32364.7546723284. The cubic root of 1047477345 is about 1015.5817303159.

The spelling of 1047477345 in words is "one billion, forty-seven million, four hundred seventy-seven thousand, three hundred forty-five".