53143154 has 4 divisors (see below), whose sum is σ = 79714734. Its totient is φ = 26571576.

The previous prime is 53143147. The next prime is 53143169. The reversal of 53143154 is 45134135.

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

It can be written as a sum of positive squares in only one way, i.e., 44528929 + 8614225 = 6673^2 + 2935^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13285787 + ... + 13285790.

Almost surely, 2^53143154 is an apocalyptic number.

53143154 is a deficient number, since it is larger than the sum of its proper divisors (26571580).

53143154 is a wasteful number, since it uses less digits than its factorization.

53143154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26571579.

The product of its digits is 3600, while the sum is 26.

The square root of 53143154 is about 7289.9351163093. The cubic root of 53143154 is about 375.9664646792.

Adding to 53143154 its reverse (45134135), we get a palindrome (98277289).

The spelling of 53143154 in words is "fifty-three million, one hundred forty-three thousand, one hundred fifty-four".