70378011 has 64 divisors (see below), whose sum is σ = 123171840. Its totient is φ = 39237120.

The previous prime is 70378003. The next prime is 70378027. The reversal of 70378011 is 11087307.

It is not a de Polignac number, because 70378011 - 2³ = 70378003 is a prime.

It is a super-2 number, since 2×70378011² = 9906128864632242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (70378051) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 267466 + ... + 267728.

It is an arithmetic number, because the mean of its divisors is an integer number (1924560).

Almost surely, 2^70378011 is an apocalyptic number.

70378011 is a deficient number, since it is larger than the sum of its proper divisors (52793829).

70378011 is a wasteful number, since it uses less digits than its factorization.

70378011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

The square root of 70378011 is about 8389.1603274702. The cubic root of 70378011 is about 412.8690515402.

The spelling of 70378011 in words is "seventy million, three hundred seventy-eight thousand, eleven".