601156493 has 4 divisors (see below), whose sum is σ = 687036000. Its totient is φ = 515276988.

The previous prime is 601156483. The next prime is 601156553. The reversal of 601156493 is 394651106.

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.

It is a cyclic number.

It is not a de Polignac number, because 601156493 - 2⁶ = 601156429 is a prime.

It is a super-2 number, since 2×601156493² = 722778258152118098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601156483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42939743 + ... + 42939756.

It is an arithmetic number, because the mean of its divisors is an integer number (171759000).

Almost surely, 2^601156493 is an apocalyptic number.

It is an amenable number.

601156493 is a deficient number, since it is larger than the sum of its proper divisors (85879507).

601156493 is an equidigital number, since it uses as much as digits as its factorization.

601156493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85879506.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 601156493 is about 24518.4928778259. The cubic root of 601156493 is about 843.9742197115.

The spelling of 601156493 in words is "six hundred one million, one hundred fifty-six thousand, four hundred ninety-three".