537947351 has 4 divisors (see below), whose sum is σ = 541874112. Its totient is φ = 534020592.

The previous prime is 537947327. The next prime is 537947357. The reversal of 537947351 is 153749735.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-537947351 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 (537947357) 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, 1963175 + ... + 1963448.

It is an arithmetic number, because the mean of its divisors is an integer number (135468528).

Almost surely, 2^537947351 is an apocalyptic number.

537947351 is a deficient number, since it is larger than the sum of its proper divisors (3926761).

537947351 is a wasteful number, since it uses less digits than its factorization.

537947351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3926760.

The product of its digits is 396900, while the sum is 44.

The square root of 537947351 is about 23193.6920519352. The cubic root of 537947351 is about 813.2921699172.

The spelling of 537947351 in words is "five hundred thirty-seven million, nine hundred forty-seven thousand, three hundred fifty-one".