1053420542 has 4 divisors (see below), whose sum is σ = 1580130816. Its totient is φ = 526710270.

The previous prime is 1053420499. The next prime is 1053420547. The reversal of 1053420542 is 2450243501.

It is a happy number.

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

It is a super-2 number, since 2×1053420542² = 2219389676615147528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053420547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263355134 + ... + 263355137.

It is an arithmetic number, because the mean of its divisors is an integer number (395032704).

Almost surely, 2^1053420542 is an apocalyptic number.

1053420542 is a deficient number, since it is larger than the sum of its proper divisors (526710274).

1053420542 is an equidigital number, since it uses as much as digits as its factorization.

1053420542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526710273.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1053420542 is about 32456.4406859409. The cubic root of 1053420542 is about 1017.4988514255.

The spelling of 1053420542 in words is "one billion, fifty-three million, four hundred twenty thousand, five hundred forty-two".