1351142522 has 4 divisors (see below), whose sum is σ = 2026713786. Its totient is φ = 675571260.

The previous prime is 1351142519. The next prime is 1351142531. The reversal of 1351142522 is 2252411531.

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., 1287446161 + 63696361 = 35881^2 + 7981^2 .

It is a super-2 number, since 2×1351142522² = 3651172229513040968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1351142491 and 1351142500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337785629 + ... + 337785632.

Almost surely, 2^1351142522 is an apocalyptic number.

1351142522 is a deficient number, since it is larger than the sum of its proper divisors (675571264).

1351142522 is an equidigital number, since it uses as much as digits as its factorization.

1351142522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675571263.

The product of its digits is 2400, while the sum is 26.

The square root of 1351142522 is about 36757.8906086843. The cubic root of 1351142522 is about 1105.5211459027.

The spelling of 1351142522 in words is "one billion, three hundred fifty-one million, one hundred forty-two thousand, five hundred twenty-two".