1370945 has 8 divisors (see below), whose sum is σ = 1731840. Its totient is φ = 1038960.

The previous prime is 1370933. The next prime is 1370953. The reversal of 1370945 is 5490731.

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

It is not a de Polignac number, because 1370945 - 2¹⁸ = 1108801 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7121 + ... + 7310.

It is an arithmetic number, because the mean of its divisors is an integer number (216480).

2^1370945 is an apocalyptic number.

It is an amenable number.

1370945 is a deficient number, since it is larger than the sum of its proper divisors (360895).

1370945 is a wasteful number, since it uses less digits than its factorization.

1370945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14455.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1370945 is about 1170.8736054758. The cubic root of 1370945 is about 111.0895849039.

The spelling of 1370945 in words is "one million, three hundred seventy thousand, nine hundred forty-five".