1358056397 has 8 divisors (see below), whose sum is σ = 1376686080. Its totient is φ = 1339539120.

The previous prime is 1358056393. The next prime is 1358056411. The reversal of 1358056397 is 7936508531.

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 1358056397 - 2² = 1358056393 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 (1358056391) 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, 3629 + ... + 52242.

It is an arithmetic number, because the mean of its divisors is an integer number (172085760).

Almost surely, 2^1358056397 is an apocalyptic number.

It is an amenable number.

1358056397 is a deficient number, since it is larger than the sum of its proper divisors (18629683).

1358056397 is a wasteful number, since it uses less digits than its factorization.

1358056397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56203.

The product of its (nonzero) digits is 680400, while the sum is 47.

The square root of 1358056397 is about 36851.8167394770. The cubic root of 1358056397 is about 1107.4036106869.

The spelling of 1358056397 in words is "one billion, three hundred fifty-eight million, fifty-six thousand, three hundred ninety-seven".