1201357 has 4 divisors (see below), whose sum is σ = 1203840. Its totient is φ = 1198876.

The previous prime is 1201337. The next prime is 1201381. The reversal of 1201357 is 7531021.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7531021 = 1321 ⋅5701.

It is a cyclic number.

It is not a de Polignac number, because 1201357 - 2⁷ = 1201229 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 (1201307) 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, 253 + ... + 1570.

It is an arithmetic number, because the mean of its divisors is an integer number (300960).

2^1201357 is an apocalyptic number.

It is an amenable number.

1201357 is a deficient number, since it is larger than the sum of its proper divisors (2483).

1201357 is an equidigital number, since it uses as much as digits as its factorization.

1201357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2482.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 1201357 is about 1096.0643229300. The cubic root of 1201357 is about 106.3058981531.

Adding to 1201357 its reverse (7531021), we get a palindrome (8732378).

The spelling of 1201357 in words is "one million, two hundred one thousand, three hundred fifty-seven".