1053545398 has 4 divisors (see below), whose sum is σ = 1580318100. Its totient is φ = 526772698.

The previous prime is 1053545387. The next prime is 1053545413. The reversal of 1053545398 is 8935453501.

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

It is a super-2 number, since 2×1053545398² = 2219915811293956808, which contains 22 as substring.

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, 263386348 + ... + 263386351.

It is an arithmetic number, because the mean of its divisors is an integer number (395079525).

Almost surely, 2^1053545398 is an apocalyptic number.

1053545398 is a deficient number, since it is larger than the sum of its proper divisors (526772702).

1053545398 is an equidigital number, since it uses as much as digits as its factorization.

1053545398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526772701.

The product of its (nonzero) digits is 324000, while the sum is 43.

The square root of 1053545398 is about 32458.3640684493. The cubic root of 1053545398 is about 1017.5390493056.

Adding to 1053545398 its reverse (8935453501), we get a palindrome (9988998899).

The spelling of 1053545398 in words is "one billion, fifty-three million, five hundred forty-five thousand, three hundred ninety-eight".