1042051517 has 8 divisors (see below), whose sum is σ = 1125544056. Its totient is φ = 959035392.

The previous prime is 1042051481. The next prime is 1042051553. The reversal of 1042051517 is 7151502401.

It is an interprime number because it is at equal distance from previous prime (1042051481) and next prime (1042051553).

It can be written as a sum of positive squares in 4 ways, for example, as 2247001 + 1039804516 = 1499^2 + 32246^2 .

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 1042051517 - 2¹² = 1042047421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042051597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114548 + ... + 123309.

It is an arithmetic number, because the mean of its divisors is an integer number (140693007).

Almost surely, 2^1042051517 is an apocalyptic number.

It is an amenable number.

1042051517 is a deficient number, since it is larger than the sum of its proper divisors (83492539).

1042051517 is a wasteful number, since it uses less digits than its factorization.

1042051517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238207.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 1042051517 is about 32280.8227435423. The cubic root of 1042051517 is about 1013.8251565560.

Adding to 1042051517 its reverse (7151502401), we get a palindrome (8193553918).

The spelling of 1042051517 in words is "one billion, forty-two million, fifty-one thousand, five hundred seventeen".