1357242051 has 8 divisors (see below), whose sum is σ = 1974170304. Its totient is φ = 822570920.

The previous prime is 1357242049. The next prime is 1357242053. The reversal of 1357242051 is 1502427531.

It is an interprime number because it is at equal distance from previous prime (1357242049) and next prime (1357242053).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1357242051 - 2¹ = 1357242049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1357242053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20564241 + ... + 20564306.

It is an arithmetic number, because the mean of its divisors is an integer number (246771288).

Almost surely, 2^1357242051 is an apocalyptic number.

1357242051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1357242051 is a deficient number, since it is larger than the sum of its proper divisors (616928253).

1357242051 is a wasteful number, since it uses less digits than its factorization.

1357242051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41128561.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 1357242051 is about 36840.7661565283. The cubic root of 1357242051 is about 1107.1822183067.

Adding to 1357242051 its reverse (1502427531), we get a palindrome (2859669582).

The spelling of 1357242051 in words is "one billion, three hundred fifty-seven million, two hundred forty-two thousand, fifty-one".