202041542 has 4 divisors (see below), whose sum is σ = 303062316. Its totient is φ = 101020770.

The previous prime is 202041533. The next prime is 202041551. The reversal of 202041542 is 245140202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 245140202 = 2 ⋅122570101.

It is an interprime number because it is at equal distance from previous prime (202041533) and next prime (202041551).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510384 + ... + 50510387.

It is an arithmetic number, because the mean of its divisors is an integer number (75765579).

Almost surely, 2^202041542 is an apocalyptic number.

202041542 is a deficient number, since it is larger than the sum of its proper divisors (101020774).

202041542 is a wasteful number, since it uses less digits than its factorization.

202041542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101020773.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 202041542 is about 14214.1317708821. The cubic root of 202041542 is about 586.7866502329.

Adding to 202041542 its reverse (245140202), we get a palindrome (447181744).

The spelling of 202041542 in words is "two hundred two million, forty-one thousand, five hundred forty-two".