7161542 has 4 divisors (see below), whose sum is σ = 10742316. Its totient is φ = 3580770.

The previous prime is 7161509. The next prime is 7161547. The reversal of 7161542 is 2451617.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7161547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1790384 + ... + 1790387.

It is an arithmetic number, because the mean of its divisors is an integer number (2685579).

Almost surely, 2^7161542 is an apocalyptic number.

7161542 is a deficient number, since it is larger than the sum of its proper divisors (3580774).

7161542 is a wasteful number, since it uses less digits than its factorization.

7161542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3580773.

The product of its digits is 1680, while the sum is 26.

The square root of 7161542 is about 2676.1057527684. The cubic root of 7161542 is about 192.7534593505.

The spelling of 7161542 in words is "seven million, one hundred sixty-one thousand, five hundred forty-two".